This paper reviews the empirical literature using a gravity model to assess the impact on trade of Preferential Trade Agreements (PTAs) and provides a critical analysis of the choices made to carry out the estimations. With respect to the effectiveness of PTAs, the main result that emerges from...

Recently the focus of R&D impact on productivity moves from internal to external innovation. This paper assesses the link between R&D spillovers and productivity of 1017 Italian manufacturing firms over 1995-2000. Different proxies of R&D spillovers and several specification tests are used to...

Purpose – This paper aims to test whether the publication of a social report provides information about the firm's market value. Its intention is to understand if investors believe the social report has a role equal to that traditionally attributed to accounting variables, i.e., whether the...