Is the recent market volatility a sign of hard times ahead? It depends who you ask. Some experts say the market's recent decline is a buying opportunity, while other analysts see it as the beginning of a bigger decline. Doug analyzes the options and shares the opinions of analyst Andrew Roberts (Royal Bank of Scotland) and previous Goldstein on Gelt guest Kimberly Foss. How should their forecasts affect you and your investments? While analysts debate whether recent market swings makes an efficient marketplace, there's also debate about efficient energy. Lynne Kiesling, associate professor at Northwestern University, explains how energy efficiency affects us all. Do politics govern energy policy, rather than scientific and economic considerations? What can the energy industry learn from the successful growth and development of digital technology? Read Lynne Kiesling's blog at http://knowledgeproblem.com/. You can also follow her on Twitter at @knowledgeprob. Visit her website at: http://www.lynnekiesling.com/