Part 10/15:
US Stock Market Dominance and Its Fragility
The US stock market's dominance—accounting for over 60% of global market capitalization—is partly justified by its size and economic influence but also reflects heavy foreign investment. Historically, such overconcentration has preceded bubbles, as seen in Japan's late 1980s and the dot-com bubble of 2000. The current environment echoes those periods, raising concerns about potential corrections.