This articles investigates the recent trends in co-authorship in economics. Using data from more than 700.000 journal articles we show that the average number of authors per has increased over the last years. This process is likely to be continued in the future. In a regression analysis we present evidence how the authorship of papers is related to the number of citations, the JEL classificatio...

This paper investigates the impact of foreign direct investment (FDI) and corruption on environmental pollution in Tunisia over period 1984–2014 by applying an autoregressive distributed lag model. Our results revealed existence Environmental Kuznets Curve Tunisian case. The haven hypothesis postulates that polluting industrial activity developed countries is shifting to developing with less st...

In repeated games with di®erential information on one side, the labelling \general case" refers to games in which the action of the informed player is not known to the uninformed, who can only observe a signal which is the random outcome of his and his opponent's action. Here we consider the problem of minimizing regret (in the sense ̄rst formulated by Hannan [8]) when the information available...

In this note we study the conditions under which leading models for underreported counts are identified. In particular, we highlight a peculiar identification problem that afflicts two of the most popular models in this class. JEL classification code: C13, C25.

This paper presents an econometric mediation analysis. It considers identification of production functions and the sources of output effects (treatment effects) from experimental interventions when some inputs are mismeasured and others are entirely omitted. JEL Code: D24, C21, C43, C38.