This paper analyses the likelihood ratio test for the hypothesis of reduced cointegration rank in a Gaussian vector …

Empirical tests of purchasing power parity (PPP) are implicitly based on the conditions of symmetry and proportionality … of the price coefficients. We investigate a separate condition, which we term homogeneity. Specifically, while there may … homogeneity in prices, we conduct two experiments. First, we apply a time-varying-coefficient procedure to nine euro …

Empirical tests of purchasing power parity (PPP) are implicitly based on the conditions of symmetry and proportionality … of the price coefficients. We investigate a separate condition, which we term homogeneity. Specifically, while there may … homogeneity in prices, we conduct two experiments. First, we apply a time-varying-coefficient procedure to nine euro …

the third-order terms, and also test regularity conditions such as homogeneity and symmetry restrictions of the …

the theory, such as symmetry on asset characteristics and the equivalent of Engel conditions. The best specification of …