The achievements in agricultural innovation over the past century have been impressive, supporting large increases in agricultural yields and low food prices. Critical to this success has been sustained public sector investment combined with a decentralized and competitive research system in the...

This paper examines the quality of data collected in the Consumer Expenditure (CE) Survey, which is the source for the Consumer Price Index weights and is the main source of U.S. consumption microdata. We compare reported spending on a large number of categories of goods and services to...

This paper investigates how material well-being has changed over time for those at the bottom of the distributions of income and consumption. We document the sharp differences between recent trends in measured income and consumption, focusing on families headed by a single mother. Since the...

Recent years have witnessed increased interest in issues of inequality and mobility in the labor market. Using data from the Panel Study of Income Dynamics and the German Socio-Economic Panel, we compare the labor earnings mobility of prime age men and women in the United States and Germany...

What is the optimal system of intellectual property rights to encourage innovation? Empirical evidence from economic history can help to inform important policy questions that have been difficult to answer with modern data: 1) Does the existence of strong patent laws encourage innovation? And 2)...

The Clean Development Mechanism (CDM) is a project-based carbon trade mechanism that subsidizes the users of climate-friendly technologies and encourages technology transfer. The CDM has provided financial support for a large share of Chinese wind projects since 2002. Using pooled...

Commercial real estate plays a key role in determining the urban sustainability of a metropolitan area. While the residential sector has been the primary focus of energy policies, commercial buildings are now responsible for most of the durable building stock's total electricity consumption....