"I think it's blown the market open," Dyche told the Lancashire Evening Telegraph of the McCormack fee.
"That's a real surprise - not because he's not a good player, because he is a good player, but I think that's one that's really probably caught everyone unawares.
"I'm surprised by the level of the number (of the fee), but there is an advert for teams coming out of the Premier League who are still cash strong and are willing to go and spend it.
"It's a different dynamic, those clubs are used to spending vast amounts of money. For us we've been coming back and trimming and making sure the club is running efficiently.
"It's a different mindset with those big numbers. But it is what it is, it is the market."
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