Investopedia: Can MEMC Ever Find Full-Cycle Profitability?

Some businesses just intrinsically swing from shortages to a surplus over and over again, dragging suppliers through a roller-coaster of boom and bust cycles. That's broadly true of semiconductor equipment companies, and particularly true of MEMC Electronic Materials (NYSE:WFR) - a leading supplier of semiconductor wafers. While the wafer business is what it is (an inherently up-and-down business), bulls are hopeful that the company's SunEdison solar business can be a long-term sustainable growth driver.

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