We consider cross-section regression models for country-pair data, such as gravity models for trade volume between countries or models of exchange rate volatility, allowing for the presence of country-specific errors. This induces clustered errors in a nonstandard setting. OLS standard errors...

The liberalization of capital movements between states and of the trade of goods and services, are one of the most important phenomena in the current world economy. The purpose of the present study, in the case of Romania, is to answer the question whether the interventions by means of the...

This paper tests the Purchasing Power Parity Theory of Exchange Rates dealing with Argentinean data for the period 1900-2006. This is equivalent to testing if the Real Exchange Rate is a stationary variable or if its components (the nominal exchange rate and the relative prices) are...

A principal explicação sugerida pela literatura para o viés do preço futuro em relação à taxa de câmbio que prevalecerá no futuro é a existência de um prêmio de risco. Aplicamos aqui os principais modelos teóricos e técnicas econométricas para identificação e mensuração do...

We review the arguments in the finance and open macroeconomics literature relevant for the Central Bank to set the level of the interest rate in an open economy. The two relevant risks are the currency and country risks. The country risk (Brazil Risk) is measured with different financials...

A principal explicação sugerida pela literatura para o viés do preço futuro em relação à taxa de câmbio que prevalecerá no futuro é a existência de um prêmio de risco. Aplicamos aqui os principais modelos teóricos e técnicas econométricas para identificação e mensuração do...

This paper tests the Purchasing Power Parity Theory of Exchange Rates dealing with Argentinean data for the period 1900-2006. This is equivalent to testing if the Real Exchange Rate is a stationary variable or if its components (the nominal exchange rate and the relative prices) are...

We review the arguments in the finance and open macroeconomics literature relevant for the Central Bank to set the level of the interest rate in an open economy. The two relevant risks are the currency and country risks. The country risk (Brazil Risk) is measured with different financials...