Bryan has a wage income of $10,000 in the present and $15,000 in the future. His utility is: U= min(4c_p, 5c_f) where c_p denotes consumption in today and c_f denotes consumption in the future. The interest rate is 10%. (A) If the interest rate increases to 15%, will Bryan be better or worse off? Explain. (B) Find two measures to indicate how much better or worse off Bryan is as a result of the increase in the interest rates. Explain and show your work