I apologize in advance: this post is going to be a bit heavy on theory and math. We try to digest our statistics are much as possible here at DQYDJ, but this topic requires a bit more explanation than the average article on this site.
You see, a combination of Federal Reserve Policy and United States taxation law is literally eroding the value of your short terms funds. Thanks to Robert Higgs at The Independent Institute for prompting this article on the expropriation of private wealth by the government. Feel free to skip the two introduction sections below and get right to my point, or check out this WSJ article of a less wonky slant.