We consider the problem of testing whether the observations X1, · · ·, Xn of a time series are independent with unspecified (possibly nonidentical) distributions symmetric about a common known median. Various bounds on the distributions of serial correlation coefficients are proposed:...

This paper illustrates the usefulness of resampling based methods in the context of multiple (simultaneous) tests, with emphasis on econometric applications. Economic theory often suggests joint (or simultaneous) hypotheses on econometric models; consequently, the problem of evaluating joint...

Cette étude a pour objectif d'identifier la progressivité des services publics d'éducation et de santé en Guinée, en s'appuyant sur les schémas de consommation tirés de l'enquête sur le niveau de vie de 2002-2003. Les résultats suggèrent que l'éducation publique primaire est plus...