Opinion: The best ways to invest in stock funds - MarketWatch
1. S&P 500 offers a simple, reliable investment for many investors. 2. Investing $10,000 in S&P 500 since 1970 yields $2.99 million by 2024. 3. Diversified portfolios outperform S&P 500, with better returns and lower volatility. 4. S&P 500 had a significant loss from 2000-2009, impacting investor confidence. 5. Diversification with bond funds and various stock strategies is crucial for success.