Technology is supposed to make our lives easier, allowing us to do things more quickly and efficiently. But too often it seems to make things harder, leaving us with fifty-button remote controls, digital cameras with hundreds of mysterious features and book-length manuals, and cars with dashboard systems worthy of the space shuttle.

Discussions of health care in the U.S. usually focus on insurance companies, but, whatever their problems, they're not the main driver of health-care inflation: providers are.

The financial crisis of 2008 was not caused by investment banks betting against the housing market in 2007. It was caused by the fact that too few investors - including all of the big investment banks - bet too heavily on the housing market in the years before 2007.

You might think of consumption as a fairly passive activity, but buying new products and services is actually pretty risky, at least if you value your time and money.

From a social point of view, it's beneficial that homeownership encourages commitment to a given town or city. But, from an economic point of view, it's good for people to be able to leave places where there's less work and move to places where there's more.

There are lots of people who believe there may be at least some genetic component to procrastination, and even if there isn't, it seems to be the case that procrastination habits are often set relatively early in life (that's certainly the case with me). But I also think that there's lots of evidence that external tools can help quite a bit in getting people to stop procrastinating.

The paradox of Steve Jobs's career is that he had no interest in listening to consumers - he was famously dismissive of market research - yet nonetheless had an amazing sense of what consumers actually wanted.