We investigate the finite sample properties of a large number of estimators for the average treatment effect on the treated that are suitable when adjustment for observable covariates is required, like inverse probability weighting, kernel and other variants of matching, as well as different...

This paper evaluates the effect of a voucher award system for assignment into vocational training on the employment outcomes of unemployed voucher recipients in Germany, along with the causal mechanisms through which it operates. It assesses the direct effect of voucher assignment net of actual...

Many Western economies have reformed their welfare systems with the aim of activating welfare recipients by increasing welfare-to-work programmes and job search enforcement. We evaluate the three most important German welfare-to-work programmes implemented after a major reform in January 2005...

For over a century social analysts have debated the connection between trade policy and economic performance. This controversy continues today, even as the world is experiencing an unprecedented period of trade liberalization, and in spite of numerous empirical studies that claim to have found a...

This paper analyzes the relationship between trade policy and economic performance. The paper is divided in two fundamental parts. The first one uses a cross country data set to investigate the relationship between trade policy and productivity growth. It is found that countries that are more...

In this paper, I discuss the implications for emerging countries of the adoption of central bank digital currencies (CBDCs) in advanced jurisdictions, such as the United States, the United Kingdom, and the Euro Zone. The analysis identifies benefits as well as costs. Among the former, one of the...

In this paper I analyze the London Monetary and Economic Conference of 1933, an almost forgotten episode in U.S. monetary history. I study how the Conference shaped dollar policy during the second half of 1933 and early 1934. I use daily data to investigate the way in which the Conference and...