The air quality index in Delhi was above 400 in several areas, according to the state-run Safar website.

According to one survey, fewer than half of orthopedic surgeons will operate on patients with a body mass index above 40.

Vietnam, a one-party Communist state, sits near the bottom of most human rights and freedom indexes.

This year’s index found that just 22% of customers knew their utilities had such goals, a figure that was even lower in previous years.

In practice, diversification looks like investing in many different asset types: not just the stock market, and not just the S&P 500 or your favorite index.