You read in The Wall Street Journal that 30-day T-bills are currently yielding 6.35%. Your brother-in-law, a broker at Safe and Sound Securities has given you the following estimates of current interest rate premiums: Inflation premium = 3.53 Liquidity premium = 1.31 Maturity risk premium = 1.83 Default risk premium = 4.68 On the basis of these data, what is the real risk-free rate of return (r*)? State your answer as a percentage to 2 decimal places. Do not include the % symbol