Elmer leaves his old mule Betsy and buys a new tractor to plow his fields. It is assumed to be consistent along with Elmer's perception of his best interest since: (w) tractors can plow more than a mule. (x) Elmer is assumed to be a rational farmer. (y) mules are stubborn and must be avoided. (z) tractors are cool.
Hello guys I want your advice. Please recommend some views for above economics problems.