Diego Costa has accused Chelsea of pricing him out of a return to Atletico Madrid.
He has made clear he only wants to return to Atletico amid links to Premier League sides Liverpool and Everton.
But he fears Chelsea’s demands could scupper a return to the Spanish capital - which may force him to change his plans.
“My agent said that Chelsea want something that Atletico can’t get near,” he told ESPN Brasil.
“When we heard that Conte didn’t want me anymore, my agent went to find out if there was interest from Atletico for me coming back.
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“Of course for the warmth and respect that I earned there, they showed interest. But they wouldn’t pay a fortune.
“But if Atletico and Chelsea don’t come to an agreement and Atletico don’t make a big effort, I can’t keep on wanting to play for a club that isn’t going to make a bigger effort to try and sign me.
“I know that this [big effort] will happen, but if it’s to pay the amount that Chelsea want it won’t be possible.”
