' management competency is associated with a 7.5 percent improvement in sales productivity and a 29.2 increase in profitability … heterogeneity such as firm characteristics and resources. After decomposition, a difference of 6.6 percent in management quality …

exports. The paper modifies Arkolakisś (2010) model of trade with heterogeneous firms by introducing endogenous quality and … choice of lower-quality products dominates the price distortion effect resulting from credit constraints. However, a … competing theory based on the alternative assumption that quality is exogenous across firms would predict completely opposite …

product quality explain twice as much of the variation in export revenues than cost. …

the importance of representative consumer taste relative to quality and marginal cost in export success. We find …

Total Factor Productivity (TFP), the empirical evidence on agglomeration externalities rests on measures obtained using firm … suggests that the revenue productivity advantage of denser areas is mainly driven by higher prices charged rather than … because they sell higher demand/quality products. Finally, while the correlation between firm revenue TFP and firm size is …

s, and find no evidence that codetermination laws shift aggregate economic outcomes or the quality of industrial …