Interest Rates: How Low Can They Go? The question used to be, “How low can interest rates go?” Now it's, “How long can rates remain at their historic low levels?” Share | Related Content From Boats to Brokers From the Dutch East India Company to Wall Street, the stock market has a long and storied history. Earnings for All Seasons Earnings season can move markets. What is it and why is it important? 5 Smart Investing Strategies Getting what you want out of your money may require the right game plan.