This document discusses the impact of the Swine Fever outbreak on the pork market and alternative sources of protein. It explores assumptions regarding the income elasticity of demand for meat and the trend towards healthier eating. The document also explains the kinked demand curve model in oligopoly market and its implications. Additionally, it discusses the consumption function and equilibrium level of income in Country A. Finally, it examines the macroeconomic demand schedule and the impact of recession on inflation and output in Country D.