Suppose that you own real estate whose market value will be $V(t)$ dollars $t$ years from now on$.$

$2-1)$ If the interest rate $(r)$ remains constant over this period, $t,$ what is the corresponding time stream of present value of the real estate you own?

$2-2)$ What is the the optimal time $t_0$ to sell your real estate given the time stream of present value?

$2-3)$ Discuss the economic implications you learned from your answer to $2-2).$