We develop a new econometric framework that simultaneously allows recovering heterogeneity in demand, TFP and markups across firms while leaving the correlation among the three unrestricted. We do this by systematically exploiting assumptions that are implicit in previous firm-level productivity...

This paper examines the productivity of firms and their ability to enter the export market, i.e., the self-selection hypothesis and the determinants of labour productivity at the firm level for India's major exporting manufacturing industries during 1991-2009. The paper also examines whether...

Firms with superior productivity, labeled superstar firms, are argued to be the link between rising concentration and the fall of the aggregate labor share in the US. This analysis confirms that similar evidence is found within the European context: the market share and firm size increase,...

The superstar firms model provides a compelling explanation for two simultaneously occurring phenomena: the rise of concentration in industries and the fall of labor shares. Our empirical analysis confirms two of the underlying assumptions of the model: the market share increases and the labor...

The idea of an industrial policy that promotes large businesses - heavyweights - as the best way to compete in a globalized world has become, again, en vogue among European politicians. The only apparent controversy about the idea revolves around whether it is better to promote national...

In this paper we analyze changes in the export mix of Chilean firms, looking particularly at differences between large firms and SMEs. To do that, we use detailed information of exported products by firms during the period 1995-2005. Our econometric results, which look at the impact of export...