Depression, Moving & Expensive Stocks

Teen depression started skyrocketing in the early 2010s (mass smart phone adoption) across all demographic groups:

The most prominent difference can be found between boys and girls (smart phones have had a far more disastrous impact on girls’ mental health):

And sexual orientation:

While stocks outside the U.S. are far less expensive than U.S. stocks, within the U.S. large cap stocks (the bigger companies) are much more expensive than the small ones.