JunJie Wu

Firms' Motivations for Environmental Overcompliance (2009)

Wu, JunJie, Wirkkala, Teresa M.

This article examines firms' motivations for environmental overcompliance. A theoretical model is developed to identify the internal and external factors that influence firms' decisions for...

Firms' Motivations for Environmental Overcompliance (2009)

Wu, JunJie, Wirkkala, Teresa M.

This article examines firms' motivations for environmental overcompliance. A theoretical model is developed to identify the internal and external factors that influence firms' decisions for...

Firms' Motivations for Environmental Overcompliance (2009)

Wu, JunJie, Wirkkala, Teresa M.

This article examines firms' motivations for environmental overcompliance. A theoretical model is developed to identify the internal and external factors that influence firms' decisions for...

Firms' Motivations for Environmental Overcompliance (2009)

Wu, JunJie, Wirkkala, Teresa M.

This article examines firms' motivations for environmental overcompliance. A theoretical model is developed to identify the internal and external factors that influence firms' decisions for...

Research Track Paper ABSTRACT Local Decomposition for Rare Class Analysis (2008)

Junjie Wu, Hui Xiong, Peng Wu, Jian Chen

Given its importance, the problem of predicting rare classes in large-scale multi-labeled data sets has attracted great attentions in the literature. However, the rare-class problem remains a...

Nonpoint Pollution Control: Inducing First-best Outcomes through the Use of Threats (2003)

Segerson, Kathleen, Wu, JunJie

In this paper we develop a simple economic model to analyze the use of a policy that combines a voluntary approach to controlling nonpoint-source pollution with a background threat of an ambient tax...

Pacific Salmon Restoration: Trade-offs between Economic Efficiency and Political Acceptance (2003)

Wu, Junjie, Skelton-Groth, Katharine, Boggess, William G., Adams, Richard M.

There is no simple solution to the problems of salmon restoration given substantial political and scientific uncertainties. There are, however, some local findings in Oregon that can provide guidance...

Analytic Scaling Functions Applicable to Dispersion Measurements (1998)

McLachlan, D. S., Heiss, W. D., Chiteme, C., Wu, Junjie

Scaling functions, $F_+(\omega/\omega_c^+)$ and $F_-(\omega/\omega_c^-)$ for $\phi >\phi_c$ and $\phi

Choice of Tillage, Rotation, and Soil Testing Practices: Economic and Environmental Implications (The)

Wu, JunJie, Babcock, Bruce A.

Presents a study which looked at farmers' choice of conservation, tillage, rotation and soil testing practices in the Nebraska corn area. Estimation of various combinations of the practices impact on...

Environmental and Distributional Impacts of Conservation Targeting Strategies

JunJie Wu, David Zilberman, Bruce A. Babcock

Resource purchasing funds have become a major tool for environmental protection and resource conservation. Existing conservation funds do not use identical strategies for targeting purchases, which...

Relative Efficiency of Voluntary Versus Mandatory Environmental Regulations, The

JunJie Wu, Bruce A. Babcock

When the government wants farmers to adopt a certain management practice on environmentally sensitive land, it can mandate adoption, with fines for noncompliance, or use a stewardship program, with...

Spatial Heterogeneity and the Choice of Instruments to Control Nonpoint Pollution

JunJie Wu, Bruce A. Babcock

Designing policies to control conjoint pollution poses several difficulties for environmental authorities. This study aims to provide general conditions under which the relative efficiency of...

Choice of Tillage, Rotation, and Soil Testing Practices: Economic and Environmental Implications, The

JunJie Wu, Bruce A. Babcock, P. G. Lakshminarayan

The management practices farmers choose have significant effect on agricultural pollution. The authors analyze the adoption of alternative combinations of conservation practices and their impacts on...

Impacts of Agricultural Practices and Policies on Potential Nitrate Water Pollution in the Midwest and Northern Plains of the United States

JunJie Wu, Bruce A. Babcock, P. G. Lakshminarayan

The authors present an empirical model used to estimate the effects of alternative farming practices on potential nitrogen runoff and leaching in 128,591 National Resource Inventory sites across the...

Optimal Design of a Voluntary Green Payment Program Under Asymmetric Information

JunJie Wu, Bruce A. Babcock

Green payment programs, by which the government pays farmers directly for environmental benefits, have been proposed as an alternative to the current method of achieving environmental benefits by...

Economic, Environmental, and Fiscal Impacts of a Targeted Renewal of Conservation Reserve Program Contracts, The

Bruce A. Babcock, P. G. Lakshminarayan, JunJie Wu

CRP (Conservation Reserve Program) renewal may depend on improved targeting of payments to maintain a significant portion of existing environmental and farm benefits at a reduced program cost. The...

Renewing CRP: Results from a Study of Alternative Targeting Criteria

Bruce A. Babcock, P. G. Lakshminarayan, JunJie Wu

To what extent can a significant portion of the environmental benefits offered by CRP be maintained if CRP outlays are significantly reduced? Recent CARD research reported here in a succinct manner...

Economics of a Public Fund for Environmental Amenities (The)

Babcock, Bruce A., Lakshminarayan, P. G., Wu, JunJie, Zilberman, David

The problem of targeting CRP purchases to buy environmental amenities under productivity and environmental heterogeneity is considered. Gini coefficients and Lorenz curves are used to measure the...

From Microlevel Decisions to Landscape Changes: An Assessment of Agricultural Conservation Policies

Wu, JunJie, Adams, Richard M., Kling, Catherine L., Tanaka, Katsuya

The growth in conservation programs has created a need for modeling frameworks capable of measuring microlevel behavioral responses and macrolevel landscape changes. This paper presents an empirical...

An Empirical Analysis of the Relative Efficiency of Policy Instruments to Reduce Nitrate Water Pollution in the U.S. Southern High Plains

Wu, JunJie, Teague, Mark L., Mapp, Harry P., Bernardo, Daniel J.

This paper analyzes the costs and benefits of controlling groundwater pollution from agricultural use of nitrogen fertilizer in southwestern Ontario. The Village of Hensall, where nitrate...

Assessing the Costs and Environmental Consequences of Agricultural Land Use Changes: A Site-Specific, Policy-Scale Modeling Approach.

JunJie Wu, Richard M. Adams, Catherine L. Kling, Katsuya Tanaka

The growth in federal conservation programs has created a need for policy modeling frameworks capable of measuring micro-level behavioral responses and macro-level landscape changes. This paper...

Measuring Interactions among Urbanization, Land Use Regulations, and Public Finance

Seong-Hoon Cho, JunJie Wu, William G. Boggess

This article presents a polychotomous choice-selectivity model to estimate the interactions among urbanization, land use regulations, and public finance in five western states (California, Idaho,...

Slippage Effects of the Conservation Reserve Program.

Wu, Junjie

Each year, billions of dollars of public funds are expended to purchase conservation easements on farmland. One unintended impact of these programs is that they may bring non-cropland into crop...

Input Substitution and Pollution Control Under Uncertainty and Firm Heterogeneity.

Wu, Junjie

Much research has focused on emission-based instruments for pollution control, but indirect approaches that control input use or production technologies are often used. This article derives a simple...

Economics of Environmental Management in a Spatially Heterogeneous River Basin

Michio Watanabe, Richard M. Adams, JunJie Wu

This article examines the allocative efficiency of water quality management activities to protect endangered salmonid species in a heterogeneous watershed in the Pacific Northwest. Using an...

Slippage Effects of the Conservation Reserve Program: Reply

JunJie Wu

Given that the Conservation Reserve Program (CRP) costs taxpayers $2 billion per year and remains the largest conservation program in U.S. history, Roberts and Bucholtz are to be commended for...

From Microlevel Decisions to Landscape Changes: An Assessment of Agricultural Conservation Policies

JunJie Wu, Richard M. Adams, Catherine L. Kling, Katsuya Tanaka

The growth in conservation programs has created a need for modeling frameworks capable of measuring microlevel behavioral responses and macrolevel landscape changes. This paper presents an empirical...

Cumulative Effects and Optimal Targeting of Conservation Efforts: Steelhead Trout Habitat Enhancement in Oregon.

Wu, JunJie, Adams, Richard M, Boggess, William G

A major problem with some conservation programs is that they ignore potential cumulative (threshold) effects in environmental quality management. The objective of this study is to investigate the...

Estimating Households' Preferences for Environmental Amenities Using Equilibrium Models of Local Jurisdictions

JunJie Wu, Seong-Hoon Cho

Much research has focused on the development of equilibrium models of local jurisdictions to analyze the formation of social structures and community characteristics. These models, however, have been...

What Causes Spatial Variations in Economic Development in the United States?

JunJie Wu, Munisamy Gopinath

This article examines the causes of spatial disparities in economic development in the United States. A theoretical model is developed to analyze the location decisions of firms and households. An...

Spatial Heterogeneity and the Choice of Instruments to Control Nonpoint Pollution

JunJie Wu, Bruce Babcock

Because it is difficult to monitor emissions and to implement differentialtaxes and standards, uniform taxes and standards on agricultural chemicaluse are often proposed and used to control...

Optimal Land Development with Endogenous Environmental Amenities

JunJie Wu, Elena G. Irwin

A spatially explicit model of the optimal timing and location of land development is presented that incorporates dynamic interactions between land development and water quality. Ignoring two-way...

Spatial Heterogeneity and the Choice of Instruments to Control Nonpoint Pollution

Wu, JunJie, Babcock, Bruce A.

Because it is difficult to monitor emissions and to implement differential taxes and standards, uniform taxes and standards on agricultural chemical use are often proposed and used to control...

Relative Efficiency of Voluntary Versus Mandatory Environmental Regulations (The)

WU, JunJie, Babcock., Bruce A.

Increased use of voluntary programs for environmental protection as an alternative to mandatory approaches raises the issue of the relative efficiency of the two approaches. This paper analyzes the...

Environmental and Distributional Impacts of Conservation Targeting Strategies

Wu, JunJie, Zilberman, David, Babcock, Bruce A.

Resource purchasing funds have become a major tool for environmental protection and resource conservation. These funds use various strategies to target resources for conservation, the choice of which...

Using Sciences to Improve the Economic Efficiency of Conservation Policies

JunJie Wu

In the last 20 years, both public and private expenditures on resource conservation and environmental protection have increased dramatically. However, there are numerous technical and political...

Assessing the Costs and Environmental Consequences of Agricultural Land Use Changes: A Site-Specific, Policy-Scale Modeling Approach

Wu, JunJie, Adams, Richard M., Kling, Catherine L., Tanaka, Katsuya

The growth in federal conservation programs has created a need for policy modeling frameworks capable of measuring micro-level behavioral responses and macro-level landscape changes. This paper...

Evaluation of Nitrogen Runoff and Leaching Potential in the High Plains (An)

Wu, JunJie, Babcock, Bruce A.

Nitrogen losses in runoff and leaching from crop production for the 110 counties over the Ogallala aquifer in the High Plains region are estimated. Cropland distribution by crop, soil, irrigation...

Pacific Salmon Restoration: Trade-offs between Economic Efficiency and Political Acceptance

Junjie Wu, Katharine Skelton-Groth, William G. Boggess, Richard M. Adams

There is no simple solution to the problems of salmon restoration given substantial political and scientific uncertainties. There are, however, some local findings in Oregon that can provide guidance...

Land Use and Watershed Health in the United States

Ivan Hascic, JunJie Wu

This national-scale, watershed-level analysis provides an empirical assessment of land use impacts on water quality and aquatic ecosystems in the United States. Results suggest that the level of...

Predicting the Effect of Land-Use Policies on Wildlife Habitat Abundance

Christian Langpap, JunJie Wu

"Land-use change is arguably the most pervasive socioeconomic force driving the change and degradation of ecological systems and wildlife habitat. This paper integrates an econometric model of land...

Protecting Watershed Ecosystems through Targeted Local Land Use Policies

Christian Langpap, Ivan Hascic, JunJie Wu

Land use change is the most pervasive force driving the degradation of watershed ecosystems. This article combines an econometric model of land use choice with models of watershed health indicators...

Resource and Agricultural Policy System (RAPS): Upgrade and Documentation, The

JunJie Wu

In this report, the author upgrades and documents the Resource and Agricultural Policy System (RAPS). RAPS was developed to estimate the environmental impacts of farming practices and policy in...

Nonpoint Pollution Control: Inducing First-best Outcomes through the Use of Threats

Kathleen Segerson, JunJie Wu

In this paper we develop a simple economic model to analyze the use of a policy that combines a voluntary approach to controlling nonpoint-source pollution with a background threat of an ambient tax...

ENVIRONMENTAL AMENITIES AND COMMUNITY CHARACTERISTICS: AN EMPIRICAL STUDY OF PORTLAND, OREGON

Cho, Seong-Hoon, Wu, Junjie

This paper examines equilibrium properties of local jurisdictions implied by the Tiebout-style model. A set of equilibrium conditions are derived from a general equilibrium model of local...

Optimal Economic Landscapes with Habitat Fragmentation Effects

Lewis, David, Wu, Junjie

Habitat fragmentation is widely considered a primary threat to biodiversity. This paper develops a theoretical model of land use to analyze the optimal conservation of landscapes when land quality is...

Conservation Policy and Land Value: The Conservation Reserve Program

Lin, Haixia, Wu, Junjie

This paper quantifies the effects of the Conservation Reserve Program (CRP) on farmland and developed land prices. Results show that the CRP increases farmland and developed land prices by 1.8% and...

How Do Location Decisions of Firms and Households Affect Economic Development in Rural America?

Wu, Junjie, Gopinath, Munisamy

This paper examines the causes of spatial inequalities in economic development across rural America. A theoretical model is developed to analyze interactions between location decisions of firms and...

Optimal Design of Government Hierarchy for Ecosystem Service Provision

Stone, Edward A., Wu, Junjie

There is broad concern that humans are transforming our environment. This transformation has potential to impact humanity as we depend on the environment ecosystem services. According to the...

The Empirics of Environmental and Distributional Impacts of Conservation Targeting Strategies

Tanaka, Katsuya, Wu, Junjie

This study compares the environmental and economic effects of alternative targeting strategies (benefit, cost, and benefit-cost ratio targeting) for reducing nitrate-N water pollution in the Des...

Predicting Watershed Ecosystems Through Targeted Local Land Use Policies

Langpap, Christian, Hascic, Ivan, Wu, Junjie

Land-use change is arguably the most pervasive socioeconomic force driving the change and degradation of watershed ecosystems. This paper combines an econometric model of land use choice with three...

URBAN SPRAWL AND OBESITY

Bernell, Stephanie, Plantinga, Andrew J., Wu, Junjie

In the U.S., urban sprawl and the rise in obesity rates have been two powerful trends during the latter half of the 20th century. Previous empirical work has found that obesity rates are influenced...

EFFICIENT PATTERNS OF CONSERVATION ACTIVITIES IN A WATERSHED: THE CASE OF THE GRANDE RONDE RIVER, OREGON

Watanabe, Michio, Adams, Richard M., Wu, Junjie

This research examines a spatially explicit allocation of habitat restoration activities in an Oregon watershed to meet water temperature targets for the benefit of endangered salmonid fish species....

AMENITIES IN AN URBAN EQUILIBRIUM MODEL: RESIDENTIAL DEVELOPMENT IN PORTLAND, OREGON

Wu, Junjie, Adams, Richard, Plantinga, Andrew

This paper analyzes the effect of open space and other amenities on housing prices and development density within the framework of an urban equilibrium model. The model is estimated as a system of...

LAND USE AND WATERSHED HEALTH IN THE UNITED STATES: AN EMPIRICAL ASSESSMENT

Hascic, Ivan, Wu, Junjie

This nation-scale, watershed-level analysis focuses on the major trends and the spatial pattern of land use and the impact on watershed health. We estimate a simultaneous equation system to analyze...

EVALUATION OF CONSERVATION POLICIES FOR REDUCING NITROGEN LOADS TO THE MISSISSIPPI RIVER AND GULF OF MEXICO

Tanaka, Katsuya, Wu, Junjie

This study integrates economic and physical models to estimate the social costs of several commonly suggested policies (chemical-use tax and three types of conservation payments) for reducing...

PREDICTING THE EFFECT OF LOCAL LAND USE REGULATIONS ON BIODIVERSITY IN THE WESTERN UNITED STATES

Langpap, Christian, Wu, Junjie

A leading cause of biodiversity decline is the habitat destruction associated with urban development. We use a database of county-level land use regulations to analyze the effects of local land use...

THE ENVIRONMENTAL EFFECTS OF FREEDOM TO FARM

Babcock, Bruce A., Hurley, Terrance M., Wu, Junjie, Mitchell, Paul D.

The Federal Agriculture Improvement and Reform Act (FAIR) of 1996 ended commodity specific subsidies and resulted in a significant shift in corn and soybean production in 1997. While conservation...

MEASURING INTERACTIONS AMONG URBAN DEVELOPMENT, LAND USE REGULATIONS, AND PUBLIC FINANCE

Cho, Seong-Hoon, Wu, Junjie

In this paper, a theoretical model is developed to analyze the interactions among residential development, land use regulations, and public financial impacts (public expenditure and property tax). A...

A DYNAMIC ANALYSIS OF THE IMPACT OF WATER QUALITY POLICIES ON IRRIGATION INVESTMENT AND CROP CHOICE DECISIONS

Wu, Junjie, Mapp, Harry P., Bernardo, Daniel J.

A dynamic model is developed to analyze farmers' irrigation investment and crop choice decisions under alternative water quality protection policies. The model is applied to an empirical example in...

OPTIMAL DESIGN OF A VOLUNTARY GREEN PAYMENT PROGRAM UNDER ASYMMETRIC INFORMATION

Wu, Junjie, Babcock, Bruce A.

Green payment programs, where the government pays farmers directly for environmental benefits, are an alternative to the current method of achieving environmental benefits which restricts farming...

MICRO VERSUS MACRO ACREAGE RESPONSE MODELS: DOES SITE-SPECIFIC INFORMATION MATTER?

Wu, Junjie, Adams, Richard M.

Because requisite micro data frequently are unavailable, it is common practice to use aggregate data to estimate economic relationships representing the behavior of individual agents. A substantial...

Reducing Nitrogen Runoff from the Upper Mississippi River Basin to Control Hypoxia in the Gulf of Mexico: Easements or Taxes?

Wu, Junjie, Tanaka, Katsuya

This paper integrates economic and physical models to estimate the social cost of reducing nitrogen loads from the Upper Mississippi River Basin to the Gulf of Mexico under three conservation...

Using Sciences to Improve the Economic Efficiency of Conservation Policies

Wu, Junjie

In the last 20 years, both public and private expenditures on resource conservation and environmental protection have increased dramatically. However, there are numerous technical and political...

Empirical Analysis of Land-use Change and Soil Carbon Sequestration Cost in China

Li, Man, Wu, JunJie, Deng, Xiangzheng

This project examines the driving forces behind the land-use change and evaluates the effects of land-use transition on soil organic carbon density and sequestration cost in China. It contributes to...

Wildland Fire Hazard and Urban Development Pattern: Why California Civil Code 1103 Fails to Protect Households from Wildfires

Xu, Wenchao, Wu, JunJie

Recent years have seen mass casualties and severe property damage caused by wildland fires. With increasing housing development in natural-amenity-rich fire-prone areas, human activities not only...

PACIFIC SALMON RESTORATION: TRADE-OFFS BETWEEN ECONOMIC EFFICIENCY AND POLITICAL ACCEPTANCE

Junjie Wu, Katharine Skelton-Groth, William G. Boggess, Richard M. Adams

There is no simple solution to the problems of salmon restoration given substantial political and scientific uncertainties. There are, however, some local findings in Oregon that can provide guidance...

Firms’ Motivations for Environmental Overcompliance

JunJie Wu, Teresa Wirkkala

This article examines firms' motivations for environmental overcompliance. A theoretical model is developed to identify the internal and external factors that influence firms' decisions for...

Amenities in an Urban Equilibrium Model: Residential Development in Portland, Oregon

JunJie Wu, Richard M. Adams, Andrew J. Plantinga

This paper estimates the effects of reduce water quality, and pollute, disturb open space and other amenities on housing prices or destroy natural habitats for wildlife. and development density in...

Targeting Incentives to Reduce Habitat Fragmentation

Lewis, David J., Plantinga, Andrew J., Wu, JunJie

This paper develops a theoretical model to analyze the spatial targeting of incentives for the restoration of forested landscapes when wildlife habitat can be enhanced by reducing fragmentation. The...

Targeting Incentives to Reduce Habitat Fragmentation

David J. Lewis, Andrew J. Plantinga, JunJie Wu

This article develops a theoretical model to analyze the spatial targeting of incentives for the restoration of forested landscapes when wildlife habitat can be enhanced by reducing fragmentation....

Firms’ Motivations for Environmental Overcompliance

JunJie Wu, Teresa M. Wirkkala

This article examines firms’ motivations for environmental overcompliance. A theoretical model is developed to identify the internal and external factors that influence firms’ decisions for...