Takeo Hoshi

Large scale simulation of quantum-mechanical molecular dynamics for nano-polycrystalline diamond (2009)

Hoshi, Takeo, Iitaka, Toshiaki, Fyta, Maria

Quantum-mechanical molecular-dynamics simulations are carried out to explore possible precursor states of nano-polycrystalline diamond, a novel ultra-hard material produced directly from graphite....

Domain boundary formation in helical multishell gold nanowire (2009)

Hoshi, Takeo, Fujiwara, Takeo

Helical multishell gold nanowire is studied theoretically for the formation mechanism of helical domain boundary. Nanowires with the wire length of more than 10 nm are relaxed by quantum mechanical...

Changes in Corporate Restructuring Processes in Japan, 1981-2007 (2009)

Hoshi, Takeo, Koibuchi, Satoshi, Schaede, Ulrike

We analyze a large database collected from newspaper articles that report on major episodes of corporate restructuring in Japan between 1981 and 2007. By linking this database with financial data on...

Lessons from the Japanese Bubble for the U.S. (2008)

Hoshi, Takeo, Sheard, Paul, Woodford, Michael, Weinstein, David E.

The Program on Alternative Investments at the Center on Japanese Economy and Business (CJEB) of Columbia Business School and Columbia University’s Program for Economic Research and Weatherhead East...

Ill-Contact Effects of d-Orbital Channels in Nanometer-Scale Conductor (2008)

Shinaoka, Hiroshi, Hoshi, Takeo, Fujiwara, Takeo

Electronic current in a nanometer-size rod is theoretically investigated by an eigen-channel decomposition method in nonequilibrium Green's function formalism. Physical properties, such as the local...

Ultra-large-scale electronic structure theory and numerical algorithm (2008)

Hoshi, Takeo

This article is composed of two parts; In the first part (Sec. 1), the ultra-large-scale electronic structure theory is reviewed for (i) its fundamental numerical algorithm and (ii) its role in...

Development of simulation package 'ELSES' for extra-large-scale electronic-structure calculation (2008)

Hoshi, Takeo, Fujiwara, Takeo

An early-stage version of simulation package ' ELSES' (Extra-Large-Scale Electronic-Structure calculation) is developed for electronic structure and dynamics of large systems, particularly, nm-scale...

Shifted COCG method and its application to double orbital extended Hubbard model (2008)

Yamamoto, Susumu, Sogabe, Tomohiro, Hoshi, Takeo, Zhang, Shao-Liang, Fujiwara, Takeo

We explains the shifted COCG method which can solve a series of the linear equations generated by numbers of scaler shifts, without time consuming matrix-vector operations, except at the only one...

MONETARY AND ECONOMIC STUDIES/FEBRUARY 2001 What Happened to Japanese Banks? (2008)

Takeo Hoshi, Keiretsu Loans

This paper argues that the slow and incomplete deregulation of the financial system in the 1980s was the most important factor behind the Japanese banking troubles in the 1990s. The regression...

MONETARY AND ECONOMIC STUDIES/NOVEMBER 2001 Optimal Timing in Banks’ Write-Off Decisions under the Possible Implementation of a Subsidy Scheme: A Real Options Approach (2008)

Naohiko Baba, Joseph Haubrich, Takeo Hoshi, Yukinobu Kitamura

This paper provides a formal model that investigates optimal timing in banks ’ writing off their nonperforming loans. The motivation comes from the recent episodes of Japanese banks, which have...

Theory of large-scale matrix computation and applications to electronic structure calculation (2008)

Fujiwara, Takeo, Hoshi, Takeo, Yamamoto, Susumu

We review our recently developed methods for large-scale electronic structure calculations, both in one-electron theory and many-electron theory. The method are based on the density matrix...

Listing Policy and Development of the Tokyo Stock Exchange in the Pre-War Period (2007)

Hamao, Yasushi, Hoshi, Takeo, Okazaki, Tetsuji

Recent studies have established that the Japanese stock market had a substantial size in the pre-war period, and played an important role in financing economic development. The pre-war stock market...

Listing Policy and Development of the Tokyo Stock Exchange in the Pre-War Period (2007)

Hamao, Yasushi, Hoshi, Takeo, Okazaki, Tetsuji

Recent studies have established that the Japanese stock market had a substantial size in the pre-war period, and played an important role in financing economic development. The pre-war stock market...

2003, Paying for the FILP (2007)

Takero Doi, Takeo Hoshi

This paper examines the financial health of the Fiscal Investment and Loan Program (FILP) as of the end of March 2001. We study the financial conditions of FILP recipients, which include public...

Development of simulation package for atomic processes of ultra-large-scale system based on electronic structure theory (2007)

Nitta, Hitoshi, Watanabe, Naoki, Hoshi, Takeo, Fujiwara, Takeo

An early-stage version of simulation package is developed for electronic structure calculation and dynamics of atom process in large-scale systems, particularly, nm-scale or 10nm-scale systems. We...

Accuracy control in ultra-large-scale electronic structure calculation (2007)

Hoshi, Takeo

Numerical aspects are investigated in ultra-large-scale electronic structure calculation. Accuracy control methods in process (molecular-dynamics) calculation are focused. Flexible control methods...

Listing Policy and Development of the Tokyo Stock Exchange in the Pre-War Period (2007)

Hamao, Yasushi, Hoshi, Takeo, Okazaki, Tetsuji

Recent studies have established that the Japanese stock market was quite large in the pre-war period, and played an important role in financing the economic development. The pre-war stock market in...

Two-Stage Formation Model and Helicity of Gold Nanowires (2006)

Iguchi, Yusuke, Hoshi, Takeo, Fujiwara, Takeo

A model for formation of helical multishell gold nanowires is proposed and is confirmed with the quantum mechanical molecular dynamics simulations. The model can explain the magic number of the...

Large-scale electronic structure theory for simulating nanostructure process (2006)

Hoshi, Takeo, Fujiwara, Takeo

Fundamental theories and practical methods for large-scale electronic structure calculations are given, in which the computational cost is proportional to the system size. Accuracy controlling...

Draw out Carbon Nanotube from Liquid Carbon (2006)

Zhang, Shuang, Hoshi, Takeo, Fujiwara, Takeo

Carbon nanotube (CNT) is expected for much more important and broader applications in the future, because of its amazing electrical and mechanical properties. However, today, the prospect is detained...

Zombie Lending and Depressed Restructuring in Japan (2006)

Caballero, Ricardo, Hoshi, Takeo, Kashyap, Anil K.

In this paper, we propose a bank-based explanation for the decade-long Japanese slowdown following the asset price collapse in the early 1990s. We start with the wellknown observation that most large...

Zombie Lending and Depressed Restructuring in Japan (2006)

Caballero, Ricardo, Hoshi, Takeo, Kashyap, Anil K.

In this paper, we propose a bank-based explanation for the decade-long Japanese slowdown following the asset price collapse in the early 1990s. We start with the wellknown observation that most large...

The Genesis and the Development of the Pre-war Japanese Stock Market (2005)

Hamao, Yasushi, Hoshi, Takeo, Okazaki, Tetsuji

This paper examines the development of the Tokyo Stock Exchange since its inception in 1878 to the mid-1930s. Special attention is paid to the increases in the number of listed stocks throughout this...

Nanoscale structures formed in silicon cleavage studied with large-scale electronic structure alculations; surface reconstruction, step and bending (2004)

Hoshi, Takeo, Iguchi, Yusuke, Fujiwara, Takeo

The 10-nm-scale structure in silicon cleavage is studied by the quantum mechanical calculations for large-scale electronic structure. The cleavage process on the order of 10 ps shows surface...

Solutions to Japanese economic problems (2004)

Patrick, Hugh, Hashimoto, Kazuhito, Kitashiro, Kakutaro, Ito, Takatoshi, Weinstein, David, Iwata, Kazumasa, ...

Japan's decade of economic underperformance and malaise appears to be coming to an end. The economy is experiencing its third round of recovery, this time without the marked use of fiscal stimuli. Is...

Solutions to Japanese economic problems (2004)

Patrick, Hugh, Hashimoto, Kazuhito, Kitashiro, Kakutaro, Ito, Takatoshi, Weinstein, David, Iwata, Kazumasa, ...

Japan's decade of economic underperformance and malaise appears to be coming to an end. The economy is experiencing its third round of recovery, this time without the marked use of fiscal stimuli. Is...

Krylov Subspace Method for Molecular Dynamics Simulation based on Large-Scale Electronic Structure Theory (2004)

Takayama, Ryu, Hoshi, Takeo, Fujiwara, Takeo

For large scale electronic structure calculation, the Krylov subspace method is introduced to calculate the one-body density matrix instead of the eigenstates of given Hamiltonian. This method...

Large-scale electronic structure calculation and its application (2003)

Hoshi, Takeo

Several methodologies are developed for large-scale atomistic simulations with fully quantum mechanical description of electron systems. The important methodological concepts are (i) generalized...

Million-atom molecular dynamics simulation by order-N electronic structure theory and parallel computation (2003)

Geshi, Masaaki, Hoshi, Takeo, Fujiwara, Takeo

Parallelism of tight-binding molecular dynamics simulations is presented by means of the order-N electronic structure theory with the Wannier states, recently developed (J. Phys. Soc. Jpn. 69,3773...

Dynamical brittle fractures of nanocrystalline silicon using large-scale electronic structure calculations (2002)

Hoshi, Takeo, Fujiwara, Takeo

A hybrid scheme between large-scale electronic structure calculations is developed and applied to nanocrystalline silicon with more than 10$^5$ atoms. Dynamical fracture processes are simulated under...

Paying for the FILP (2002)

Doi, Takero, Hoshi, Takeo

This paper examines the financial health of the Fiscal Investment and Loan Program (FILP) as of the end of March 2001. We study the financial conditions of FILP recipients, which include public...

Paying for the FILP (2002)

Doi, Takero, Hoshi, Takeo

This paper examines the financial health of the Fiscal Investment and Loan Program (FILP) as of the end of March 2001. We study the financial conditions of FILP recipients, which include public...

Bank underwriting of corporate bonds: Evidence from Japan after the financial system reform of 1993 (2000)

Hamao, Yasushi, Hoshi, Takeo

In 1993, the corporate bond primary market in Japan underwent a major change. The Financial System Reform Act allowed banks to enter the underwriting business by setting up securities subsidiaries....

Bank underwriting of corporate bonds: Evidence from Japan after the financial system reform of 1993 (2000)

Hamao, Yasushi, Hoshi, Takeo

In 1993, the corporate bond primary market in Japan underwent a major change. The Financial System Reform Act allowed banks to enter the underwriting business by setting up securities subsidiaries....

Theory of composite-band Wannier states and order-N electronic-structure calculations (1999)

Hoshi, Takeo, Fujiwara, Takeo

From the order-N electronic-structure formulation, a Hamiltonian is derived, of which lowest eigen state is the generalized or composite-band Wannier state. This Hamiltonian maps the locality of the...

Bank underwriting of corporate bonds: Evidence from Japan after 1994 (1997)

Hamao, Yasushi, Hoshi, Takeo

This paper examines a recent major change in the corporate bond primary market in Japan, namely bond underwriting by bank subsidiary securities firms. We analyze yields on corporate bonds at the time...

Bank underwriting of corporate bonds: Evidence from Japan after 1994 (1997)

Hamao, Yasushi, Hoshi, Takeo

This paper examines a recent major change in the corporate bond primary market in Japan, namely bond underwriting by bank subsidiary securities firms. We analyze yields on corporate bonds at the time...

Heterogeneous Beliefs, Wealth Accumulation and Asset Price Dynamics (1996)

Cabrales, Antonio [acabrale], Hoshi, Takeo

This paper develops and analyzes a models of asset markets with two types of investors. We study the stochastic processes for the distribution of wealth between the two types of investors and for the...

Bank organization and screening performance (1995)

Hoshi, Takeo

This paper develops a simple model of organization design for a bank by modifying the model by Sah and Stiglitz (1986). Two alternative forms of bank organization are considered. In the...

Bank organization and screening performance (1995)

Hoshi, Takeo

This paper develops a simple model of organization design for a bank by modifying the model by Sah and Stiglitz (1986). Two alternative forms of bank organization are considered. In the...

Government reputation and monetary policy / (1988)

Hoshi, Takeo.

Supervised by Stanley Fischer and Olivier Blanchard.

"The Genesis and the Development of the Pre-war Japanese Stock Market"

Yasushi Hamao, Takeo Hoshi, Tetsuji Okazaki

This paper examines the development of the Tokyo Stock Exchange since its inception in 1878 to the mid-1930s. Special attention is paid to the increases in the number of listed stocks throughout this...

"The Genesis and the Development of the Pre-war Japanese Stock Market"(in Japanese)

Tetsuji Okazaki, Yasushi Hamao, Takeo Hoshi

This paper examines the development of the Tokyo Stock Exchange since its inception in 1878 to the mid-1930s. Special attention is paid to the increases in the number of listed stocks throughout this...

Paying for the FILP

Takero Doi, Takeo Hoshi

This paper examines the financial health of the Fiscal Investment and Loan Program (FILP) as of the end of March 2001. We study the financial conditions of FILP recipients, which include public...

Bank Monitoring and Investment: Evidence from the Changing Structure of Japanese Corporate Banking Relationships

Takeo Hoshi, Anil Kashyap, David Scharfstein

During this decade the structure of corporate finance in Japan has changed dramatically. Japanese firms that once used bank debt as their prime source of financing now rely more heavily on the public...

"Listing Policy and Development of the Tokyo Stock Exchange in the Pre-War Period"

Yasushi Hamao, Takeo Hoshi, Tetsuji Okazaki

Recent studies have established that the Japanese stock market was quite large in the pre-war period, and played an important role in financing the economic development. The pre-war stock market in...

Japan's Financial Crisis and Economic Stagnation

Takeo Hoshi, Anil K. Kashyap

We survey the macroeconomic stagnation and financial problems in Japan. The financial sector assessment includes separate analyses of the commercial banks, the life insurance companies and the...

Evidence on q and investment for Japanese firms

Takeo Hoshi, Anil K. Kashyap

Japan ; Corporations - Finance ; Stock - Prices - Japan

Evolution of the Main Bank System in Japan

Takeo Hoshi

This paper examines the development of the main bank system in Japan. The pre-war system of corporate financing in Japan was very different from the main bank system in the post-war period. By the...

What Happened to Japanese Banks?

Hoshi, Takeo

This paper argues that the slow and incomplete deregulation of the financial system in the 1980s was the most important factor behind the Japanese banking troubles in the 1990s. The regression...

Corporate Structure, Liquidity, and Investment: Evidence from Japanese Industrial Groups.

Hoshi, Takeo, Kashyap, Anil, Scharfstein, David

This paper presents evidence suggesting that information and incentive problems in the capital market affect investment. The authors come to this conclusion by examining two sets of Japanese firms....

Monetary Policy in the Great Recession

Yoichi Arai, Takeo Hoshi

This paper reviews the monetary policy in Japan during the "great recession." The paper focuses especially on the conduct of monetary policy when the ZIRP (zero interest rate policy) was in place....

Corporate Finance and Human Resource Management

Masahiro Abe, Takeo Hoshi

Corporate governance can be defined to be an institution that constrains relations between corporate managers and various stakeholders, including shareholders, creditors, workers, suppliers, and...

The Role of Banks in Reducing the Costs of Financial Distress in Japan

Takeo Hoshi, Anil Kashyap, David Scharfstein

This paper explores the idea that financial distress is costly because free-rider problems and information asymmetries make it difficult for firms to renegotiate with their creditors in times of...

The Choice Between Public and Private Debt: An Analysis of Post-Deregulation Corporate Financing in Japan

Takeo Hoshi, Anil Kashyap, David Scharfstein

As a result of deregulation, there was a dramatic shift during the 1980s in Japan away from bank debt financing towards public debt financing: in 1975, more than 90% of the corporate debt of public...

The Japanese Banking Crisis: Where Did It Come From and How Will It End?

Takeo Hoshi, Anil Kashyap

We argue that the deregulation leading up to the Big Bang has played a major role in the current banking problems. This deregulation allowed large corporations to quickly switch from depending on...

Zombie Lending and Depressed Restructuring in Japan

Ricardo J. Caballero, Takeo Hoshi, Anil K. Kashyap

In this paper, we propose a bank-based explanation for the decade-long Japanese slowdown following the asset price collapse in the early 1990s. We start with the well-known observation that most...

Will the TARP Succeed? Lessons From Japan

Takeo Hoshi, Anil K Kashyap

The U.S. government is hiring asset managers to purchase up to $700 billion of toxic real estate securities that are the center of the current credit crisis. Buying up assets, if done properly, might...

Corporate Financing and Governance in Japan: The Road to the Future

Takeo Hoshi, Anil Kashyap

In this book Takeo Hoshi and Anil Kashyap examine the history of the Japanese financial system, from its nineteenth-century beginnings through the collapse of the 1990s that concluded with sweeping...

Zombie Lending and Depressed Restructuring in Japan

Ricardo J. Caballero, Takeo Hoshi, Anil K. Kashyap

Large Japanese banks often engaged in sham loan restructurings that kept credit flowing to otherwise insolvent borrowers (which we call zombies). We examine the implications of suppressing the normal...