Have the characteristics of the middle class changed since the early days of factories? Explain your answer.

Across the OECD, middle income has risen by just 0.3 percent per year, on average, over the last decade. By contrast, in the decade leading up to the financial crisis, middle incomes increased by 1.6 per cent per year, and by 1 per cent in the decade leading up to that.

Explanation:

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