Growing inequality is exacerbated by the companies who simply treat workers as commodities, and our governments are cowered by their demands to perpetuate this model of greed.

We need economic growth, yes, but growth can be jobless, so a sustainable development framework for employment must include a job creation strategy.

Large swathes of people losing faith in democracy is a dangerous thing. Conflict, desperation, totalitarianism are the products of that loss of faith.

Politically, we have seen the impact of social media organizing people through the Arab Spring.

Throughout the industrial era, economists considered manufactured capital - money, factories, etc. - the principal factor in industrial production, and perceived natural capital as a marginal contributor. The exclusion of natural capital from balance sheets was an understandable omission. There was so much of it, it didn't seem worth counting.

It's not just the players, it's the culture. Sometimes it's the people around them; the people who are looking after them - the money they're given. Some of the families give up their jobs and live off their sons. That would never have happened 10 years ago.

If Republicans are correct that lower rates spur economic growth, then lower rates on all income - made possible in part by raising capital-gains rates - should bolster economic growth across the economy.

I believe that Bitcoin holds value as a form of 'good money' that is superior to any previously discovered or developed form of money.