From the blogs, info on the web, politicians, pundits, text books with a social focus, text books with a mathmatical focus, school, or I just understand it using common sense. What I'm really interested in is how it correlates with who you support, so elaborate on that if you want.
Research produced by investment banks. Financial media (FT, WSJ, Bloomberg) Also some independent macro research publishers.
I said other because I get my information from all of the above. And I'd like to think that I get quite a substantial variety of it because I use all of those sources, pretty much every day. An intuitive understanding of economics seems to fail me, but I try to use it anyway. My sister studies accounting, has a natural head for it, and her opinions drastically differ from my ideological standpoint. She helps to explain things to me, but it always seems like my opinions upon macro-economics are forevermore conceptual compared to hers.