Elasticity is an economic term that describes the responsiveness of one variable to changes in another. It commonly refers to ...
Normative economics is a perspective of "what ought to be" rather than what actually is, dealing heavily in value judgments ...
Lerner, Josh, and Jean Tirole. "Some Simple Economics of Open Source." Journal of Industrial Economics 50, no. 2 (June 2002): 197–234. (Earlier versions distributed as HBS Working Paper No. 00-068 and ...