The Reputation Institute’s latest list of company reputations is out. According to the story on the list in Forbes — “America’s Most And Least Reputable Big Companies” — Amazon is at the top and Freddie Mac at the bottom. What is also interesting it the changes in the scores assigned. Amazon took the top spot because its ranking jumped by 5.76 points to 82.7 (on a 0 to 100 scale). Big positive movers were Time Warner, GM and Citigroup. Big losers were Rite-Aid, McDonald’s and Goldman Sachs.