Rostow hinted at his uncertainty of what might lie over that horizon, briefly acknowledging ‘the question beyond, where history offers us only fragme… - Kate Raworth

Imagine, for starters, if central banks were to take back the power to create money and then issue it to commercial banks, while simultaneously requiring them to hold 100 percent reserves for the loans that they make — meaning that every loan would be backed by someone else’s savings, or the bank’s own capital. It would certainly separate the role of providing money from the role of providing credit, so helping to prevent the build-up of debt-fuelled credit bubbles that burst with such deep social costs.

Homo sapiens, it turns out, is the most cooperative species on the planet, outperforming ants, hyenas, and even the naked mole-rat when it comes to living alongside those who are beyond our next of kin.

drop the economist’s beloved notion of ‘externalities’, those incidental effects felt by people who were not involved in the transactions that produced them — such as toxic effluent that affects communities living downstream of a river-polluting factory, or the exhaust fumes inhaled by cyclists biking through city traffic. Such negative externalities, remarks the ecological economist Herman Daly, are those things that ‘we classify as “external” costs for no better reason than because we have made no provision for them in our economic theories’.21 The systems dynamics expert John Sterman concurs. ‘There are no side effects — just effects,’ he says, pointing out that the very notion of side effects is just ‘a sign that the boundaries of our mental models are too narrow, our time horizons too short’.