Top 20% of Americans now hold $49.1 trillion in stocks, capturing nearly 90% of gains. How to build up your wealth

Both investors saw the same percentage gain, but only one walked away with 100 times more in dollar terms.But someone with $1 million invested earns $100,000 from the same return.If one investor has $10,000 in the market and earns a 10% return, they make $1,000.To see how this plays out, consider a simple example:The result is a feedback loop: The more assets you own, the more you benefit when markets rise, the faster your wealth compounds over time.Research from economists Emmanuel Saez and Gabriel Zucman ...