We empirically investigate the existence of periodically collapsing bubbles in seven Middle East and North African (MENA) financial markets for the period ending in May 2009. We use the Taylor and Peel (1998) residual augmented least square Dickey and Fuller test (RALS DF) to detect the bubbles....

This paper examines a class of interest rate rules, studied in Evans and Honkapohja (2003, 2006), that respond to public expectations and to lagged variables. Their work is extended by considering varying levels of commitment that correspond to varying degrees of response to lagged output. Under...

This paper examines a class of interest rate rules that respond to public expectations and to lagged variables. Varying levels of commitment correspond to varying degrees of response to lagged output and targeting of the price level. If the response rises (unintentionally) above the optimal...

Quantity rationing of credit, when firms are denied loans, has greater potential to explain macroeconomic fluctuations than borrowing costs. This paper develops a DSGE model with both types of financial frictions. A deterioration in credit market confidence leads to a temporary change in the...