What You Don't Know About Gift Giving May Surprise You

One of the universal complaints about this season is the frantic scramble to find the right gifts for whomever it is you have to shop for. How do you figure out what to give your friends, your family members, your spouse, your colleagues? For many of us, it can be a real struggle.

But a Harvard professor who has spent his career studying how giving affects human behavior has some surprising findings. His thesis: if you think money can't buy happiness, you're not spending it right.

Michael Norton, psychologist and associate professor at Harvard Business School. His latest book is "Happy Money: The Science of Smarter Spending"