Two econometric issues arise in the estimation of complete systems of producer or consumer demands when many non-negativity constraints are binding for a large share of observations, as frequently occurs with micro-level data. The first is computational. The econometric model is essentially an...

This paper develops a growth model in which the endogenous evolution of technological change and wage inequality is consistent with the observed pattern in the US and several other countries in the last two centuries. The evolution of the economy and its impact on wage inequality is based upon...

We present a model of repeated games in large buyer-seller networks in the presence of reputation networks via which buyers share information about past transactions. The model allows us to characterize cooperation networks - networks in which each seller cooperates (by providing high quality...