They probably wait to try to find games with a lot of interest which may not be so obvious at the start of the season, Leicesters title winning season for example, meaning they would have been selected for tv far less under your system than if its decided as the season progressed.
Which is why i was talking about clubs in my first post, saying the gap in income between the 2 different divisions is probably the biggest problem when it comes to wages etc, as clubs pay over the odds to to try stay up (or get promoted in the first place) to keep that high income coming in...
Are the lesser actors and musicians with a far lower income spending millions in trying to reach and sustain the same level as the very top actors and musicians? - the difference is that lesser football teams are and also there isn't promotion and relegation for musicians and actors and that...
I think part of the issue is the disparity between the PL and the lower leagues (for example, the Championship) which is getting bigger with each new tv deal.
It's this gap in incomes that's the issue imo, and it would be interesting to do a comparison between the 2 figures for every season...