Housing starts went up unexpectedly in February (+22.2% from January), but were still down 47.3% from February 2008. And while to some this might trigger some hope that we’re reaching the bottom, as the Chicago Tribune and other papers around the country have noted, most of the gain came from the multifamily sector, which includes apartments and condominiums. Starts in that sector rose more than 80%; single-family homes only gained 1.1%. On the bright side, that 1.1% is an improvement over the double-digit drops we have been seeing the past several months.
 
Economists are mixed as to whether the slight …