Cross-Correlations in Meat Prices in Brazil: A Non-Linear Approach Using Different Time Scales

Brazil is one of the world’s largest producers and exporters cattle, chicken swine. Therefore, co-movements Brazilian meat prices are important for both domestic foreign stakeholders. We propose to analyse cross-correlation between in Brazil, namely, swine chicken, including also analysis information from some commodities, namely maize, soya beans, oil, exchange rate. Our sample covers recent period which coincided with extensive macroeconomic institutional changes 2011 2020, divided two periods: (i) presidential pre-impeachment (P1), occurring August 2016, and; (ii) post-impeachment (P2). results indicate that P1, only showed a positive strong correlation over time, cattle short run. In P2, there was consistent association long For more spaced time scales (days), degree were significant run cattle.