The latest course from Prager University about one of our “most productive” presidents, former governor of Massachusetts, Calvin Coolidge. He reduced the deficit and limited the expansion of government. 

http://www.prageruniversity.com/History/Coolidge-The-Best-President-You-Dont-Know.html

Americans today place enormous pressure on presidents to “do something”…anything, to get the economy going. There was one president, though, Calvin Coolidge, who did “nothing” — other than shrink government. What happened? America’s economy boomed. Is there a lesson to be learned? Award-winning author, historian, and biographer Amity Shlaes thinks so.