Investors looking for stocks in the Alternative Energy - Other sector might want to consider either Cosan (CSAN) or Ormat Technologies (ORA) . But which of these two stocks is more attractive to value investors? We'll need to take a closer look to find out. There are plenty of strategies for discovering value stocks, but we have found that pairing a strong Zacks Rank with an impressive grade in the Value category of our Style Scores system produces the best returns. The proven Zacks Rank emphasizes companie ...