This paper examines the sustainability of the Mexican current account deficit prior to the December 1994 crisis. It tests whether or not the Mexican economy was satisfying its intertemporal budget constraint, and finds that signals of possible trouble without a change in policies were present...

We show an empirical study to compare the Normal, t-Student and the Normal Inverse Gaussian (NIG) distributions. This is made for the Mexican stock market returns. The parameters of the NIG and t-Student distributions are estimated by maximum likelihood. The rejection of normality is contundent...