summarize the following sections in International Financial Management, 14th edition by Jeff Madura: 8-1 Purchasing Power Parity (PPP) 8-1a Interpretations of Purchasing Power Parity 8-1b Derivation of Purchasing Power Parity 8-1c Using PPP to Estimate Exchange Rate Effects 8-1d Graphic Analysis of Purchasing Power Parity 8-1e Testing the Purchasing Power Parity Theory 8-1f Why Deviations from PPP Exist 8-2 International Fisher Effect 8-2a Deriving a Country's Expected Inflation Rate 8-2b Estimating the Expected Exchange Rate Movement 8-2c Implications of the International Fisher Effect 8-2d Derivation of the International Fisher Effect 8-2e Graphic Analysis of the International Fisher Effect 8-2f Testing the International Fisher Effect 8-2g Limitations of IFE Theory 8-2h Comparison of IRP, PPP, and IFE Theories