This paper outlines a simple regression-based method to decompose the variance of an aggregate time series into the variance of its components, which is then applied to measure the relative contributions of productivity, hours per worker, and employment to cyclical output growth across a panel...

We analyze the impact of the EU unilateral trade preferences on both the intensive and the extensive margin of trade. Using a tobit and probit estimation we find that the impact of unilateral trade preferences on both margins is strictly linked to the sector under analysis and to the type of...

The paper shows that the relationship between GDP per capita and levels of specialization can be predicted differently depending on whether the intensive or the extensive margin is considered. It shows that at the extensive margin countries continuously diversify their exports and that...