The first quarter of 2013 may see double-digit growth in home improvement spending.  Brad Tuttle of Time  highlights the market conditions that are contributing to the uptick, identified by Harvard’s Joint Center for Housing Studies. Eric S. Belsky, managing director of the Joint Center, says that “low financing costs, stronger consumer confidence, improving home sales, and the perception that home prices have stabilized in most markets across the country are encouraging owners to start working on the list of home improvement projects they have been putting off.” Rather than spend on high-end projects, many households are opting for practical revisions and upgrades