We prove that the change in welfare of a representative consumer is summarized by the current and expected future values of the standard Solow productivity residual. The equivalence holds if the representative household maximizes utility while taking prices parametrically. This result justifies...

The authors provide an extensive review of the rapidly expanding research on productivity, both at the macro and micro levels. They focus primarily on papers written about Canada, but also draw on selected studies from other countries, especially the United States, where such work sheds...

We construct and estimate a unified model combining three of the main sources of cross-country income disparities: differences in factor endowments, barriers to technology adoption and the inappropriateness of frontier technologies to local conditions. The key components are different types of...