Aragón, E.K. da S.B. e Portugal, M.S. 2010. Nonlinearities in Central Bank of Brazil’s reaction function: the case of asymmetric preferences. Estudos Econômicos (São Paulo). 40, 2 (jun. 2010), 373–399. DOI:https://doi.org/10.1590/S0101-41612010000200005.