From Boats to Brokers From the Dutch East India Company to Wall Street, the stock market has a long and storied history. Share | Have A Question About This Topic? Name Email Address Question Thank you! Oops! Related Content Inflation and Your Portfolio Even low inflation rates can pose a threat to investment returns. Earnings for All Seasons Earnings season can move markets. What is it and why is it important? What Is the Dividend Yield? This calculator helps determine your pre-tax and after-tax dividend yield on a particular stock.