
Half the world is now middle class or wealthier! Those in the middle class have discretionary income that can be used to buy goods like motorcycles, refrigerators, or washing machines. They can afford to go to movies or buy other forms of entertainment. https://t.co/Ddv2KlEVQH pic.twitter.com/ZnNCzjABHs
— Human Progress (@HumanProgress) October 3, 2018
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