Procrastination also can be a way of self-handicapping: if you don't do a great job, you can always say to yourself, "If I'd only started sooner, I'd have been able to produce something excellent."

A consumer-finance agency is a good thing, but it would do well to teach consumers a simple lesson: if you don't understand the deal you're making, don't make it.

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.

When Americans are asked to rank professions in terms of honesty and ethics, insurance agents routinely end up near the bottom of the list - somewhere between politicians and car salesmen. Generally, insurers are seen as clever hucksters who prey on insecurity and ignorance to sell people what they don't need at prices they shouldn't have to pay.

Publishers, naturally, loathe used books and have developed strategies to depress the secondhand market. They bring out new, even more expensive editions of popular textbooks every three to four years, in a classic cycle of planned obsolescence.

The essence of procrastination lies in not doing what you think you should be doing, a mental contortion that surely accounts for the great psychic toll the habit takes on people. This is the perplexing thing about procrastination: although it seems to involve avoiding unpleasant tasks, indulging in it generally doesn't make people happy.

I started in business journalism from the outside, so when I started writing about markets and business, I was struck by the fact that markets seemed to work well even though people are often irrational, lack good information and are not perfect in the way they think about decisions.