We use a previously unexploited data set to calculate the real exchange rate with respect to the U.S. dollar for Mexico for 1930.01-1960.12, and to test for purchasing power parity (PPP). The initial results from the Augmented Dickey-Fuller (ADF) test show weak support for the PPP hypothesis....

The Fisher-Seater (1993) methodology is applied to Nicaraguan data in order to test for long-run neutrality of money. Both the monetary base and M2a are found to be I(2) variables while real GDP is I(1). Given these orders of integration, the neutrality hypothesis cannot be rejected under their...