Trulia Voices: If the gov't only helping out the puchase market, would the homeowners on the market dumb away their current

Trulia Voices: If the gov't only helping out the puchase market, would the homeowners on the market dumb away their currenthttp://www.trulia.com/voices/Market_Conditions/If_the_gov_t_only_helping_out_the_puchase_market_-72646home and purchase again with a better rate?!en-us