Das ifo Geschäftsklima ist ein Konjunkturindikator, der aus den Ergebnissen der monatlichen Unternehmensbefragungen des ifo Instituts berechnet wird. Die Antworten zu zwei Fragen gehen in diesen Indikator ein: die Bewertung der aktuellen Geschäftslage sowie die Erwartung hinsichtlich der...

Peter M. Wiedemann, Udo Erdmann und Frederik Freudenstein, University of Wollongong, TIBER und KIT, stellen die Ergebnisse einer Umfrage vor, die sich mit der Bewertung einzelner erneuerbarer Energieformen befasst, und zwar mit Solarenergie, Windenergie an Land und auf See, Wasserkraft und...

The 2004 Global Labor Survey (GLS) is an Internet-based survey that seeks to measure de facto labor practices in countries around the world, covering issues such as freedom of association, the regulation of work contracts, employee benefits and the prevalence of collective bargaining. To find...

Several papers study the effect of trust by using the answer to the World Values Survey (WVS) question quot;Generally speaking, would you say that most people can be trusted or that you can't be too careful in dealing with people?quot; to measure the level of trust. Glaeser et al. (2000)...

The goal of this paper is to lay out a methodology and corresponding computer algorithms, that allow us to extract the detailed data on inventors contained in patents, and harness it for economic research. Patent data has long been used in empirical research in economics, and yet the information...

New data-gathering techniques, often referred to as “Big Data” have the potential to improve statistics and empirical research in economics. In this paper we describe our work with online data at the Billion Prices Project at MIT and discuss key lessons for both inflation measurement and...

One of the pervasive issues in social and environmental research has been to improve the quality of socioeconomic data in developing countries. Because of the shortcoming of standard data sources, the present study examines luminosity (measures of nighttime lights) as a proxy for standard...

Until recently, neither climate nor conflict have been core areas of inquiry within economics, but there has been an explosion of research on both topics in the past decade, with a particularly large body of research emerging at their intersection. In this review, we survey this literature on...