By: Matthew Poterba, CFA, Senior Analyst History shows that returns are greatest when capital is scarce. But investors need to also realize that risk escalates when there is a glut of capital. Valuation alone may not be a reliable short-term timing indicator, but crowded and overvalued markets have a greater risk of disappointment. Today, investors [...] The post Global Valuations: A Rubber Band Poised To Snap appeared first on ETF Trends .