The S&P 500 index was up slightly in the month of May due to growing investor confidence in higher 2021 corporate revenues and earnings. With the receding COVID pandemic, consumers and businesses are emerging from social-distancing protocols and accelerating their spending. This strong growth in demand for goods has led to inventory shortages in many cases. Temporary delivery delays for raw materials and components are constraining global growth. Employment is expanding, however, which means goods manufacturing should improve and service industries should gain momentum.