Robots equipped with software can be designed to do repetitive jobs. All that you need in a factory is a set of dials, an expert, and a dog to keep the expert awake. We will be moving shortly to the next stage to robots with artificial intelligence who can "think."

In working on any one problem, such as higher minimum wages, so many other issues come into play, such as some businesses possibly closing down, thus creating fewer jobs and more unemployment and incentivizing companies to import more goods from abroad, which leads to even less employment at home, and so on.

Marketing is the set of human activities directed at facilitating and consummating exchanges.

There are times when a market such as housing, transportation or the stock or mortgage market keep rising and people with capital want to join in this growth. Soon the markets become overheated, partly because of the abundance of investment money and speculation. This is when the government should raise interest rates and increase the cost of borrowed money. Governments are shy about doing this because it could cause the very recession. Yet this is the best time to do this so that the inevitable recession never reaches the magnitude of the recent Great Recession.

There is much work to do to protect forests from over-timbering and oceans and lakes from over-fishing. We need to encourage and reward companies that create jobs to reduce the carbon footprints of offices and buildings and homes.

Whenever someone wonders how I could have written 57 books, I remind them that Isaac Asimov wrote 500 books. I like Asimov's view that great insight comes from seeing something as odd and finding out why. Curiosity is the starting point for great science.

I admire firms that have achieved a real differentiation from their competitors. Nike is all about mastering sports. Apple is all about creating technologies to make life easier and better. Audi is is all about introducing new technologies to make automobiles safer and better performing.