Ajay Shah on his blog (along withThomas Laubach) lists papers/books one should be reading to understand macro..
Economics is a rich and fascinating subject. But all too often, the teaching process forces young people in the field to look at the tail of the elephant, to think about macroeconomics as the game of solving dynamic models. There is actually much more going on. (On a related note, you might like to see Books that should be read before starting a Ph.D. in economics on this blog, 18 May 2011).
In this blog post, we walk through the evolution of the key ideas in historical order, and offer suggestions to interesting readings, which will help you see the fuller picture. Many of them are on your reading list, but some are not.
A nice list. Thigh there should be some more papers summarising history of the macro thought..
Mostly Economics 
