Shopify dominates nearly one-third of the e-commerce platform market in the United States, with competitors WooCommerce Checkout and Wix.com serving as distant runners-up. The Motley Fool has positions in and recommends Shopify and Wix.com. The stock market has gone a bit mad recently in the wake of 40-year-high inflation levels, plans for a string of interest rate hikes by the Federal Reserve, and global economic impacts from Russia's war against Ukraine.