Sept. 18 (Bloomberg) -- David Kotok, chairman and chief investment officer at Cumberland Advisors Inc., and Robert Eisenbeis, chief monetary economist at Cumberland Advisors Inc., say they are unsure how long it will take the Federal Reserve's third round of quantitative easing to drive economic growth. Kotok and Eisenbeis speak with Bloomberg's Carol Massar and Michael McKee on "Bloomberg On the Economy." (Source: Bloomberg)

Sept. 18 (Bloomberg) -- Stephen Roach, former non-executive chairman of Morgan Stanley Asia, and Tian Hou, founder and president of TH Capital LLC, discuss the impact of China's regime change and it's growth domestic product. They say the current slowdown in China will not be as bad as it was in 2008, as China's new five year plan suggests lots of new windows for growth. Roach and Hou speak with Bloomberg's Carol Massar and Michael McKee on "Bloomberg On the Economy." (Source: Bloomberg)

Sept. 19 (Bloomberg) -- Bruce Bartlett, author of "The Benefit and the Burden: Tax Reform-Why We Need It and What It Will Take," and former deputy assistant secretary for economic policy at the Treasury Department during the George H.W. Bush administration, discusses Mitt Romney and tax reform. Bartlett speaks with Bloomberg's Carol Massar and Michael McKee on "Bloomberg On the Economy." (Source: Bloomberg)