LOOKING TO THE SUN for energy savings: “In recent months, chains including Wal-Mart Stores, Kohl’s, Safeway and Whole Foods Market have installed solar panels on roofs of their stores to generate electricity on a large scale. One reason they are racing is to beat a Dec. 31 deadline to gain tax advantages for these projects.” I don’t think this is economical — yet — without the subsidies. That’ll likely change in coming years.