My $500,000 mistake...not getting a credit card sooner

The figure above shows the graph of f prime, the derivative of a twice differentiable function f on the interval. It’s a closed interval from negative three to four. The graph of f prime has horizontal tangents at x equals negative one, x equals one, and …

Good morning. It certainly got quiet quickly. That surprised me. Can you hear me? Are you there? Back well for business school, you know, it doesn’t get much better than this. Having the world’s greatest investor come to our campus is quite a bore. Office…

What we’re going to do in this video is calculate by hand the correlation coefficient for a set of bivariate data. When I say bivariate, it’s just a fancy way of saying for each x data point, there is a corresponding y data point. Now, before I calculate…

Over time, things tend to change a lot. Earth was once devoid of life, and then one day, it wasn’t. Horses used to be a normal form of transportation. Fast forward a hundred years, and we now have half a million pounds of metal to sit in as we soar 400 mi…

We’ve got the biggest dreams of putting our eyes on other worlds, traveling to them, making them our home. But how do we get there? The stars are so far apart. We would need sailing ships that could sustain human crews over the longest haul of all time. T…

The economies change radically. The problem with saying everybody has to work in the office is you won’t be able to hire the best talent. When we went out for financial services people in our operating company, the best talent told us, “If I have to come …