measures differences in labor productivity (the Ricardian measure), and the other differences in total factor productivity (the …

of total factor productivity (TFP) – and equivalently of real per capita income or welfare – as a smaller fraction of … more input varieties available, the average productivity of firms is lower as greater market size protects inefficient …

measures differences in labor productivity (the Ricardian measure), and the other differences in total factor productivity (the …

show that they increase with firm's output and market size. We find that wage rises with firm's productivity, but fall with …