Today's dominant strain of macroeconomic models supposes that aggregate consumption can be understood by assuming the existence of a 'representative agent' whose behavior rationalizes observed outcomes. But representative agent models yield embarrassingly implausible (and empirically inaccurate)...

We argue that the U.S. personal saving rate’s long stability (from the 1960s through the early 1980s), subsequent steady decline (1980s - 2007), and recent substantial increase (2008 - 2011) can all be interpreted using a parsimonious ‘buffer stock’ model of optimal...

This paper describes the use of the multiplier and the acceleration principle in the theories of economic growth and income determination. Estimates are obtained for the two approaches to show their applicability and predictive power. The different estimates for Colombia suggest that their...

This Selected Issues paper on France underlies public intervention in financial markets. Econometric analysis indicates that in the long term, consumption tracks disposable income closely but is also affected by wealth effects. A counterfactual exercise suggests that a lower return to experience...