Analysts project S&P 500 earnings growth of 9% for 2024, led by tech and healthcare. Online investing courses integrate sector-specific growth data into asset allocation models to maximize returns. I learned this with Bausch Health. The CEO painted a rosy picture, but the company missed badly and faced earlier-than-expected patent expirations. The stock plunged nearly 50% in minutes. I thought it was panic-selling and stayed put. Wrong. It was smart selling. Months later, it was cut in half again, costing my charitable trust a fortune. SIGN UP: Money 101 is an 8-week learning course to financial freedom, delivered weekly to your inbox . Housing market index rose to 57, boosting homebuilder stocks. Online investing courses tie housing sector gains to broader economic cyclicals in portfolio planning.