Aiming for $1 Million by Retirement? Here's How Much to Invest Each Month Based on Age

The article provides a guide for investors to calculate monthly investment amounts needed to reach $1 million by retirement age 65, using the Vanguard S&P 500 ETF as an example. Based on historical S&P 500 returns of 10% annually, a 30-year-old would need to invest approximately $261 per month, while a 45-year-old would need $1,306 per month. The article emphasizes that periodic investing in diversified index funds is a safer strategy than individual stock picking or lump-sum investing.