This paper explores the effect of news shocks on the current account and other macroeconomic variables using worldwide giant oil discoveries as a directly observable measure of news shocks about future output - the delay between a discovery and production is on average 4 to 6 years. We first...

Petroleum exploration in Brazil is performed throughout a bidding process coordinated by the National Petroleum Agency (NPA), where the exploration and production (E&P) firms need to evaluate concessions performing financial and economic analyses routinely. Since oil is a public resource with...