Con respecto al riesgo de crédito corporativo, este trabajo demuestra que el «evento de default» que define un modelo endógeno de riesgo de crédito (i.e., un bajo valor de los activos) puede ser similarmente descrito por un bajo valor de las acciones y unos flujos de caja netos negativos...

We consider statistical inference in the presence of serial dependence. The main focus is on use of statistics that are constructed as if no dependence were believed present, and are asymptotically normal in the presence of dependence. Typically the variance in the limit distribution is affected...

This article proposes goodness-of-fit tests for dynamic regression models, where regressors are allowed to be only weakly exogenous and arbitrarily correlated with past shocks. The null hypothesis is stated in terms of the lack of serial correlation of the errors of the model. The tests are...