We use a rich data set that allows us to test different happiness hypotheses employing four methodological approaches. We find that older people in Uruguay have a tendency to report themselves happy when they are married, when they have higher standards of health and when they earn higher levels...

We analyze the financial leverage of firms that collude to soften product market competition by forming a cartel. We find that cartel firms have lower leverage during collusion periods. This is consistent with the idea that cartel firms strategically reduce leverage to make their cartels more...

We propose a decomposition of the border effect in international trade by controlling for differences in competition in local markets. An extension of the Hotelling (1929) model shows that the availability of local substitutes increases price dispersion and biases the estimation of the border...