We study a voting model with incomplete information in which the evaluation of social welfare must be based on information about agents' top choices plus general qualitative background conditions on preferences. The former is elicited individually, while the latter is not. We apply this "frugal...

Condorcet domains are sets of preference orders such that the majority relation corresponding to any profile of preferences from the domain is acyclic. The best known examples in economics are the single-peaked, the single-crossing, and the group separable domains. We survey the latest...

We study how researchers can apply machine learning (ML) methods in finance. We first establish that the two major categories of ML (supervised and unsupervised learning) address fundamentally different problems than traditional econometric approaches. Then, we review the current state of...

We study the effect on the participation rate of employing different voting rules in the context of the problem to allocate a fixed monetary budget to two different public projects. Specifically, we compare the mean rule according to which the average of the individually proposed allocations is...

Comparative advertising is a daily phenomenon in the modern landscape of commercial communication. Interestingly, however, a deep dichotomy exists between the American legal doctrine on comparative advertising and its European counterpart. Whereas American lawyers have cultivated a rather...

This paper uses a difference-in-differences approach to test the hypothesis that the increase in the per-shipment costs of imports from Japan due to the Fukushima disaster in 2011 lead to an increase in the lumpiness of imports from Japan. Using China and the USA as control groups it is found...

This paper analyzes the effects of a secondary job on the intention to quit apprenticeship in Germany. For the empirical approach the representative German firmlevel study "BIBB Survey Vocational Training from the Trainees Point of View 2008" conducted by the Federal Institute for Vocational...

This paper takes a multiple testing perspective on the problem of determining the cointegrating rank in macroeconometric panel data with cross-sectional dependence. The testing procedure for a common rank among the panel units is based on Simes’ (1986) intersection test and requires only the...

The World Bank’s Enterprise Surveys (WES( for the manufacturing firms in Egypt are used to study the characteristics of exporting firms and the determinants of the exporting behavior in the Egyptian manufacturing sector in general and to investigate the link between the exporting activities...