Any society has to delegate the responsibility to maintain a certain kind of order. Enforcing regulations, making sure people stop at stoplights. We can’t function as a society without rules and regulations, and the enforcement mechanism of those rules and regulations.

They [free market policies] were never based on solid empirical and theoretical foundations, and even as many of these policies were being pushed, academic economists were explaining the limitations of markets for instance, whenever information is imperfect, which is to say always.

The crisis was 2008, in 2015 - almost eight years later and the gap between where we would have been and where we are is huge and not closing. The implied unemployment rate is very high, labour force participation is very low, and the increase in wages in the second quarter was the lowest in 25 years. Before this turmoil, the U.S. economy was in better shape than Europe or Canada, but not strong.

In a globally integrated economy, the biggest challenge is to make sure there is adequate global aggregate demand, achieved through spending, when countries like China feel they must save high levels of dollar reserves to protect against international currency volatility.

The basic thing that made Trump popular is that he blamed others for the problems that we have in the United States. We have a problem. Let's face it. The typical income, median income, of a full-time male worker - and the workers who have a full-time job are the lucky ones - is at the same level it was 42 years ago. At the bottom, real wages in the United States are at the same level they were 60 years ago.

During my three years as chief economist of the World Bank, labor market issues were looked at through the lens of neoclassical economics. A standard message was to increase labor market flexibility. The not-so-subtle subtext was to lower wages and lay off unneeded workers.

The budgetary cost to the UK of the wars in Iraq and Afghanistan through 2010 will total more than £18 billion. If we include the social costs the total impact will exceed £20 billion.