I can't get a clear picture on how much Tesla's success is a result of government subsidies, loans, and windfalls. For example, at one point Musk said 10% of t

I can't get a clear picture on how much Tesla's success is a result of government subsidies, loans, and windfalls. For example, at one point Musk said 10% of their revenue was from selling carbon credits they get for each car they sell to other car companies. What's difficult for me is there's no place where you can get a decent summary of the kind of government programs Tesla relies on or takes advantage of.