"There's a whole lot of factors," Detroit Red Wings general manager Ken Holland said, noting age was one and so were the moves by teams to sign their players to extensions well before they might have hit the market.
NHL free agents take high-priced hit in stagnant cap era →
"It's not only fighting," Holland said. "It's making the other team know it's going to be a tough night."
Red Wings sign D Trevor Daley to $9.5 million, 3-year deal →