Why do so many Top Rank fighters want "unreasonable" money lately?

HBO have cut budgets for a start, the ability to stream has cut into PPV revenue and fighters do want too much. Theirs a bunch of reasons boxing is on the up in Japan and the down in the US and part of that is the money fighters expect to make in the US. The times aren't as good, financially, as they were a decade ago and HBO are no longer willing to cut as far into their own pockets to pay for stuff