In the current market session, MSCI Inc. (NYSE:MSCI) share price is at $584.80, after a 0.03% drop. Over the past month, the stock spiked by 6.91%, but over the past year, it actually decreased by 2.48%. With good short-term performance like this, and questionable long-term performance, long-term shareholders might want to start looking into the company's price-to-earnings ratio.MSCI P/E Ratio Analysis in Relation to Industry PeersThe P/E ratio is used by long-term shareholders to assess the company's marke ...