' productivity …

We examine the effect of pregnancy and parenthood on the research productivity of academic economists. Combining the … find that motherhood is associated with low research productivity. Nor do we find a statistically significant unconditional … effect of a first child on research productivity. Conditional difference-in-differences estimates, however, suggest that the …

productivity depends on their age through the build-up of labour market experience and the depreciation of human capital. We make … wisdom following an increase in longevity, depending on the corresponding change in the age-productivity profile …

We determine workforce composition and wages in firms in the presence of productivity spill-overs between co …

density. We show that endogenous technological progress causes structural change if there are positive productivity spillovers … from the modern to the traditional sector and Engel's law holds. In turn, urban congestion effects cause a productivity …

into their direct (endowment accumulation, productivity growth, changes in trade costs, changing preferences) and indirect … productivity growth, and endogenous changes in expenditures shares on manufacturing goods and services. We quantify the importance … accumulation and trade costs have been the most important drivers of trade in the sample at hand, whereas productivity growth and …