As the pace of life tends to pick up in September with kids back at school, the market is following suit with a month packed full of global events. The S&P 500 Index managed another gain in August, marking 10 consecutive months of gains on a total return basis. The global economy continues to improve and corporate earnings have been very strong across the globe, but how much longer can this calm continue? As we enter September, it is important to remember that no month has a worse average return for the S&P 500 (-1.0% going back to 1928*), and some of the most volatile moves ever have taken place this month. To help navigate the current environment, we’ve created this guide to the September 2017 market calendar, providing an overview of the key events.