Andreas Graefe

Predicting Elections from Biographical Information about Candidates (2009)

Armstrong, J. Scott, Graefe, Andreas

Using the index method, we developed the PollyBio model to predict election outcomes. The model, based on 49 cues about candidates’ biographies, was used to predict the outcome of the 28 U.S....

Predicting Elections from Biographical Information about Candidates (2009)

Armstrong, J. Scott, Graefe, Andreas

Using the index method, we developed the PollyBio model to predict election outcomes. The model, based on 49 cues about candidates’ biographies, was used to predict the outcome of the 28 U.S....

Predicting Elections from Biographical Information about Candidates (2009)

Armstrong, J. Scott, Graefe, Andreas

Using the index method, we developed the PollyBio model to predict election outcomes. The model, based on 49 cues about candidates’ biographies, was used to predict the outcome of the 28 U.S....

Forecasting Elections from Voters’ Perceptions of Candidates’ Positions on Issues and Policies (2008)

Graefe, Andreas, Armstrong, J. Scott

Ideally, presidential elections should be decided based on how the candidates would handle issues facing the country. If so, knowledge about the voters’ perception of the candidates should help to...

Forecasting Elections from Voters’ Perceptions of Candidates’ Positions on Issues and Policies (2008)

Graefe, Andreas, Armstrong, J. Scott

Ideally, presidential elections should be decided based on how the candidates would handle issues facing the country. If so, knowledge about the voters’ perception of the candidates should help to...

Forecasting Elections from Voters’ Perceptions of Candidates’ Ability to Handle Issues (2008)

Graefe, Andreas, Armstrong, J. Scott

Ideally, presidential elections should be decided based on how the candidates would handle issues facing the country. If so, knowledge about the voters’ perception of the candidates should help to...

Forecasting Elections from Voters’ Perceptions of Candidates’ Ability to Handle Issues (2008)

Graefe, Andreas, Armstrong, J. Scott

Ideally, presidential elections should be decided based on how the candidates would handle issues facing the country. If so, knowledge about the voters’ perception of the candidates should help to...

Towards pervasive computing in health care – A literature review (2008)

Orwat, Carsten, Graefe, Andreas, Faulwasser, Timm

Abstract Background The evolving concepts of pervasive computing, ubiquitous computing and ambient intelligence are increasingly influencing health care and medicine. Summarizing published research,...

Methods to Elicit Forecasts from Groups: Delphi and Prediction Markets Compared (2007)

Green, Kesten C., Armstrong, J. Scott, Graefe, Andreas

Traditional groups meetings are an inefficient and ineffective method for making forecasts and decisions. We compare two structured alternatives to traditional meetings: the Delphi technique and...

Methods to Elicit Forecasts from Groups: Delphi and Prediction Markets Compared (2007)

Green, Kesten C., Armstrong, J. Scott, Graefe, Andreas

Traditional groups meetings are an inefficient and ineffective method for making forecasts and decisions. We compare two structured alternatives to traditional meetings: the Delphi technique and...

Methods to Elicit Forecasts from Groups: Delphi and Prediction Markets Compared

Green, Kesten C., Armstrong, J. Scott, Graefe, Andreas

Traditional groups meetings are an inefficient and ineffective method for making forecasts and decisions. We compare two structured alternatives to traditional meetings: the Delphi technique and...

Methods to Elicit Forecasts from Groups: Delphi and Prediction Markets Compared

Kesten Green, J. Scott Armstrong, Andreas Graefe

The Delphi technique is better than traditional group meetings for forecasting and has some advantages over another promising alternative to meetings, prediction markets. In this article, Kesten,...

Prediction Markets – Defining Events and Motivating Participation

Andreas Graefe

Andreas extends Carol Gebert’s discussion of the hurdles to implementation of prediction markets (issue 9) with his thoughts on defining the prediction event and the often delicate issue of the...

Forecasting Elections from Voters’ Perceptions of Candidates’ Positions on Issues and Policies

Graefe, Andreas, Armstrong, J. Scott

Ideally, presidential elections should be decided based on how the candidates would handle issues facing the country. If so, knowledge about the voters’ perception of the candidates should help to...

Combined Forecasts of the 2008 Election: The Pollyvote

Andreas Graefe, J. Scott Armstrong, Alfred G. Cuzán

At PoliticalForecasting.com, better known as the Pollyvote, the authors combine forecasts from four sources: election polls, a panel of American political experts, the Iowa Electronic Market, and...

Long-Term Forecasting with Prediction Markets - A Field Experiment on Applicability and Expert Confidence

Andreas Graefe, Christof Weinhardt

While prediction markets have become increasingly popular to forecast the near-term future, the literature provides little evidence on how they perform for long-term problems. For assessing the...

Predicting Elections from Biographical Information about Candidates

Armstrong, J. Scott, Graefe, Andreas

Using the index method, we developed the PollyBio model to predict election outcomes. The model, based on 49 cues about candidates’ biographies, was used to predict the outcome of the 28 U.S....