quasi concavity/quasi convexity.

Posted by lucy on Jun 16, 2015; 7:54am
URL: http://discussion-forum.276.s1.nabble.com/quasi-concavity-quasi-convexity-tp7597816.html

Consider the production function: Q = max {K, L}
Which of the following is true about Q?
a) Q is both quasi-convex and quasi-concave
b) Q is quasi-convex and not quasi-concave
c) Q is quasi-concave and not quasi-convex
d) Q is neither quasi-convex nor quasi-concave