This paper provides an empirical evaluation of the three main arguments proposed by Blanchard (2007) in a recent article on the evolution of the Portuguese economy during the last decade, with special regard to the dynamics of international trade and unemployment. Our time-series evidence...

This paper suggests a new procedure for separating the market-power effect from the efficiency effect when cost data are not available. We examine a panel of data on 177 mobile-voice operators in 45 countries from 1999:1 to 2004:2 and find that a 1% increase in the market share of an operator...

This paper provides an empirical evaluation of the three main arguments proposed by Blanchard (2007) in a recent article on the evolution of the Portuguese economy during the last decade, with special regard to the dynamics of international trade and unemployment. Our time-series evidence...