Christine Benz: Hi, I'm Christine Benz for Morningstar.com. The index fund recently celebrated its 40th birthday. I sat down with Jack Bogle, Vanguard founder, to discuss that milestone.
The index fund celebrated a big birthday, anniversary--whatever you want to call it, 40 years. Let's talk about that. This was your doing, and let's talk about whether the uptake of indexing was what you expected. Did you expect it to take off faster than it did?