The net effects of the regime's economic planning is wealth destruction and perpetuation of chronic, widespread poverty. South Africa’s per capita GDP, at around $6,000 in 2019, has not increased in inflation-adjusted terms in a quarter-century.
Like Argentina and Venezuela, Greece's economy is plagued not just by institutional problems, but by a pervasive anti-capitalism that continually cripples the ability of individual Greeks to build wealth and a solid economy.
Interest rates are like prices, and the state should not regulate interest rates any more than it should regulate the price of soda. Regulation will lead to overuse of resources, shortages, and distorted markets.