The Little Book of Economics: How the Economy Works in the Real World.

Greg Ip, The Economist’s U.S economics editor promotes his new book on his blog here . It's mostly about macro and there is a short summary of each chapter on the blog.

I did not read the book but Burton Malkiel and Greg Mankiw recommend it highly. That’s two good reasons to buy it. On the other hand the American editor of The Economist is probably influential enough to attract rather favorable comments from American academics … More on the book later.