When March Madness comes around, the entire country fills out a bracket. Productivity in businesses across the country collectively decreases. It is a communal event, shared between sports fans and non-sports fans alike.
When the NBA playoffs roll around, the nation yawns. The NBA is exciting to its fans, but a very specific group of people tunes in to watch the playoffs. It does not have the broad appeal of the NCAA tournament.
Why is college basketball more popular?