Skip to main content

Results

You searched for:

Keyword: heteroskedasticity; 

Search again

Return to Latest Publications

CEP discussion paper
US Real Interest Rates and Default Risk in Emerging Economies

We empirically analyse the appropriateness of indexing emerging market sovereign debt to US real interest rates. We find that policy-induced exogenous increases in US rates raise default risk in emerging market economies...Read more...

Nathan Foley-Fisher and Bernardo Guimaraes

October 2009

CEP discussion paper
Trading Partners and Trading Volumes: Implementing the Helpman-Melitz-Rubinstein Model Empirically

Helpman, Melitz, and Rubinstein (2008)?HMR?present a rich theoretical model to study the determinants of bilateral trade flows across countries. The model is then empirically implemented through a two-stage estimation pr...Read more...

Jo?o Santos Silva and Silvana Tenreyro

June 2009

CEP discussion paper
Further Simulation Evidence on the Performance of the Poisson Pseudo-Maximum Likelihood Estimator

We extend the simulation results given in Santos-Silva and Tenreyro (2006, `The Log of Gravity?, The Review of Economics and Statistics, 88, pp.641-658) by considering data generated as a finite mixture of gamma variates...Read more...

Jo?o Santos Silva and Silvana Tenreyro

May 2009

CEP discussion paper
The Log of Gravity

Although economists have long been aware of Jensen's inequality, many econometric applications have neglected an important implication of it: the standard practice of interpreting the parameters of log-linearized models ...Read more...

Jo?o Santos Silva and Silvana Tenreyro

July 2005