Which is the greatest rivalry in tennis? Older players might reminisce about the “fire and ice” contests between the cool-headed Bjorn Borg and the tempestuous John McEnroe; those a generation younger might rave about the all-American duels between Andre Agassi and Pete Sampras. After a two-decade-long era dominated by rivalries between Roger Federer, Rafael Nadal...
The economics of the tennis v pickleball contest
