Keller (1998) reexamines Coe and Helpman`s (1995) analysis of international R&D spillovers focusing on the weights used to define the foreign R&D capital stock. Keller creates random weights and shows that they give rise to positive estimates of international R&D spillovers, casting doubts on...

This relatively simple model attempts to capture and integrate four widely held views about financial crises. [1] Interconnectedness among financial institutions (banks) can play a major role in precipitating systemic financial crises. [2] Lack of information about the quality of bank portfolios...