Thomas Piketty’s Capital in the Twenty-First Century is the most widely discussed work of economics in recent history, selling millions of copies in dozens of languages. But are its analyses of inequality and economic growth on target? Where should researchers go from here in exploring the...

Foreword -- Robert M. Solow -- Introduction -- Financial crises: a hardy perennial -- The anatomy of a typical crisis -- Speculative manias -- Fueling the flames : the expansion of credit -- The critical stage : when the bubble is about to pop -- Euphoria and paper wealth -- Bernie madoff :...

The potential problem of reverse causality has been obvious to everyone. It has usually been met with the standard econometric dodge: using lagged values of slow-moving variables as instruments. But this cannot be a serious solution to the problem. The causality issue points to a deeper...