This paper explores the relationship between productivity and sourcing strategies using a sample of Spanish manufacturing firms. In this analysis we use different measures of productivity and alternative ways of grouping firms. Our results indicate that productivity differs systematically across...

This paper examines the sensitivity of firms' R&D expenditures to being externally financial constrained to undertake innovation projects, considering that being constrained is endogenous. It focuses on devising a model that enable us to explore the combined impact of liquidity constraints,...