In 2007, those last heady days before the clouds of recession rolled over northern Nevada, a total of 8,234 businesses were operating in Carson City.After five years, the number of operating businesses in the Capitol City is 22 percent less as the municipal government says 6,367 business licenses were active in Carson City in 2011.The story was repeated in cities and counties across the region, and the declining number of businesses spelled problems for everyone from commercial real estate brokers to retailers who sell packages of cash-register tape.Today, there are some small signs that the number of businesses operating in …