NRG Energy (NRG) is one of the stocks most watched by Zacks.com visitors lately. So, it might be a good idea to review some of the factors that might affect the near-term performance of the stock.Over the past month, shares of this power company have returned -0.7%, compared to the Zacks S&P 500 composite's +1.6% change. During this period, the Zacks Utility - Electric Power industry, which NRG falls in, has gained 5.8%. The key question now is: What could be the stock's future direction?Although media repo ...