Pork is one of the many contentious activities of Congress, but it is a very necessary one.
Congressmen use pork barrel spending primarily to win the support of their constituents. Pork spending in Congress has other effects as well. Pork is occasionally used to "sugar coat" an unpopular measure. This frequently occurs with legislation that would increase taxes or remove well-liked government programs. Such divisive legislation would never pass because voters would never embrace it. However, a bill becomes immediately more palatable and is more likely to succeed if a Congressman can insert some pork for his or her area.
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