Score contribution per author:
α: calibrated so average coauthorship-adjusted count equals average raw count
Economists usually describe goods as being either (gross) complements or (gross) substitutes. Yet, what is less known is that one good may be a gross substitute for a second good, while the second good is a gross complement to the first good. This article develops a theory of asymmetric gross substitutability and suggests some potential examples and applications. (JEL D11)