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...

This paper shows that, if observed earnings are the result of employer-employee wage bargaining, under a set of specific assumptions, the standard static Mincer equation can be thought as a particular case of a dynamic wage equation. Particularly, we argue that the standard static Mincer...

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...

Using a large new data set, we analyse the labour market performance of Portuguese workers in Germany. While previous work compares wages and characteristics of migrants only to those of natives, we match the data also with an equivalent survey from the sending country. We find that Portuguese...