Celtic claim a fee was agreed with Manchester City for John Guidetti prior to them taking the striker on loan.
Xabi Alonso claims no Premier League offers were put to him before leaving Real Madrid for Bayern Munich.
The Colombia international continues to be heavily linked with a big-money move to Chelsea, with reports suggesting that a deal could be done in the January transfer window.
A prolific strike rate has brought Falcao to the attention of Europe's top clubs, with the 26-year-old having proven himself in South America, Portugal and Spain.
It is considered to be only a matter of time before he embarks on another new challenge, and Falcao admits a switch to the Premier League would appeal to him.
He told The Times: "England? One day, I could go.
"It is a game I have watched for a long time and one day I would like to sample it.
"I used to watch it on television when I was a kid. Players like Roy Keane, Eric Cantona, (Gianfranco) Zola. But the one I supported was (Faustino) Asprilla, when he was at Newcastle.
"I think I could adapt to England. I think I could score goals."