It was okay once for Labour MPs to laugh at Liz Truss’ belief that stimulating production through decreasing barriers to the rich getting really and relatively richer benefited the relarively poor. Wealth, Truss insists, trickles down the economic structure – increasing private wealth increases the wealth of all and reduces the problem of scarcity of … More ‘Wealtherty’ : a new concept helps us to understand why poverty persists in the wake of economic growth, and why a Labour government should not silently accept trickle-down economics.