The Two Terms Purchasing Power Parity (PPP) and Relative Purchasing

question 19

Essay

The two terms Purchasing Power Parity (PPP) and Relative Purchasing Power Parity (RPPP) are similar but not synonymous. Explain these two, their differences and why differences in exchange rates in the market may vary from the values implied by PPP or RPPP.

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Definitions:

Information Ratio

This ratio measures the excess return of a portfolio over the benchmark's return, relative to the volatility of those excess returns, indicating the portfolio manager's ability to generate consistent excess returns.

Risk-Free Return

The theoretical return on investment with no risk of financial loss, often represented by the yield on government securities.

Sharpe's Measure

A metric used to evaluate the risk-adjusted return of an investment, calculating the excess return per unit of deviation in an investment.

Risk-Free Return

The return on investment that is guaranteed, with no risk of financial loss.