What does this mean?
He and Nedved were only supposed to meet Moggi in Turin to discuss things. Then Moggi raised the stakes and rang round to journalists, photographers and supporters.

What does "raised the stakes" mean? Here it talks about football transfer.

Question

What does this mean?
He and Nedved were only supposed to meet Moggi in Turin to discuss things. Then Moggi raised the stakes and rang round to journalists, photographers and supporters.

What does "raised the stakes" mean? Here it talks about football transfer.

Answer

“Raise the stakes” is a gambling phrase. It means to increase the size of your bet or, in other words, to take a bigger risk. In this context, it suggests that Moggi was taking a bigger risk than was initially planned.