Billions of dollars are pouring into Saudi Arabia as investing in the kingdom becomes easier than ever. That has Wall Street grappling with a major ethical dilemma.

• Investing directly in Saudi Arabia is becoming easier than ever before.
• Global index giants FTSE Russell, S&P Dow Jones Indices, and MSCI are in the process of folding Saudi Arabia’s stock market into accessible emerging-market indices this year.

Source: Billions of dollars are pouring into Saudi Arabia as investing in the kingdom becomes easier than ever. That has Wall Street grappling with a major ethical dilemma.