a. If I can buy a car today for $11,000 and it is worth $21,300 in extra income next year to me because it enables me to get a job as a traveling circus performer, should I take out a loan from Lester the Loan Shark at a 90% interest rate if no one else will give me a loan? Will I be better or worse off as a result of taking out this loan? Based on your answer here, as well as discussions with your group and recent articles you might have read, should loan sharking be legal? b. It is said that if Bill Gates were walking down the street and saw a $100 bill on the ground, it would not be worth his time to pick it up. Is this true? How much money would have to be on the street (let's say, in a bundle, not scattered) such that he would be indifferent between picking it up and letting it lie there? Some more information that may be useful: in 2021, Bill Gate's net worth hovers around $119 billion. Assume the annual rate on 1-year T-bills (safest financial asset) is 0.70%. Also, how much time does it take to pick up the bill? Assume 5 seconds. And there are 31,540,000 seconds in a year