In the fast moving financial world, having the right piece of information could be the difference between making profit and going belly up. Therefore Twitter seems to be the proper medium to disseminate a torrent of timely news bullets but the problem lies in the reliability of the source which means picking the right source to follow makes all the difference (although, at the end of the day, the investor should be responsible for his/her investments).
Dr. Doom was one of the first people to predict the economic downturn and give valid advice for how to get out of the recession. His Twitter feed tends to mostly document his various travels and talks around the world but, on the other hand, he also links to his blog, the RGE monitor, which is an invaluable place for global financial analysis.
While Krugman tends to delve into politics more so than the majority of economists on the list, he is still a voice to be heard. He seems to represent the more conservative side of economics and the Nobel Laureate doesn’t hold back any punches when it comes to voodoo economics.