variance estimators, the approach which weights residuals by the design weight can be severely biased in the presence of … nonresponse. The approach which weights residuals by the calibrated weight tends to display much less bias. Varying the choice of …

We study the relationship between urban sprawl and obesity. Using data that tracks individuals over time, we find no … evidence that urban sprawl causes obesity. We show that previous findings of a positive relationship most likely reflect a … neighborhoods. Our results indicate that current interest in changing the built environment to counter the rise in obesity is …

examining how the existence of income-related inequalities in unhealthy behaviours and more specifically, obesity (as a proxy … empirically examine data from two countries, England and Spain, which exhibit rising obesity levels, as well as smoking and … countries. The results document the persistence of income inequalities in obesity and tobacco use, which disproportionately …

efficiently. The other margin (within industry) reflects capital deepening and technology catchup at the industry level. In …

differences, unobserved region- industry factor quality differences and variation in production technology across industries. We … findings, including multiple cones of diversification, region-industry technology differences, agglomeration and increasing …