What's the correlation between GINI and per capita GDP growth? It's easy for a rich country to abandon the policies that made it rich, by adopting social democ

What's the correlation between GINI and per capita GDP growth? It's easy for a rich country to abandon the policies that made it rich, by adopting social democracy, and subsequently see stagnation in their per capita growth rate and a reduction in their GINI, while still remaining among the wealthiest countries in the world for a few decades before they are inevitably leapfrogged.