Precisely. Big donors provide money to get a return. In fact, its one of the best investments you can make.
"Corporations Lobbying Government Reap 76,000% Return On Investment. Between 2007 and 2012, 200 of America’s most politically active corporations spent a combined $5.8 billion on federal lobbying and campaign contributions." [1]
"How The Fortune 100 Turned $2 Billion in Lobbying Spend Into $400 Billion of Taxpayer Cash" [2]
[1] https://www.mintpressnews.com/corporations-lobbying-governme...
[2] https://www.forbes.com/sites/adamandrzejewski/2019/05/14/how...