Why do some economies grow faster than others? Do economies in the middle-income range face especially difficult challenges producing consistent growth? Using a transition matrix analysis on decade-level growth rates, we find that the data clearly reject the idea that middle-income economies...

We review the growth experience of middle-income countries. Economic factors associated with growth appear to differ between middle income and other countries. The efficiency of the financial system is importantly related to the growth rate in low- and middle-income countries, but appears to...