This paper analyses the relationship between exports, innovative activities and size and their effect over firms’ technical efficiency and then over their productivity. The analysis takes, also, into account other variables that could affect productivity as industrial sector, or firms’...

One of the characteristics of the Spanish economy is the high percentage of small and medium-sized firms. Size is one of the factors that condition the managerial organization of the firms and their efficiency and productivity. Moreover size has been found a highly significant variable in...

In this paper, the socioeconomic and individual characteristics that favor mobility are analyzed. The stochastic frontier technique is used as an instrument of analysis to measure the differences that arise between the potential wage and the one that should be obtained for an individual with...