Perhaps if all laws expired five years from their creation date, and if each law must be fully read into the record in order to be renewed.
That would put a governor on the government. Even with their little speed-reader trick we would come out ahead.
Then tie salaries to the median income, and benefits to median levels. They can make more money only by making the country more prosperous.
No matter how bad term limits might be with respect to losing good, experienced people, they are offset by orders of magnitude in getting rid of the bad ones. Although cream rises to the top, so does scum.
Their actual official salaries aren't nearly enough to make them do something crooked. The big bucks are in the campaign contributions, under the table bribes, and promises of lucrative positions after leaving office. You could make them serve for free and it wouldn't change a thing.