In the Introduction to the Derivative video we introduce the notion of the derivative of a function and explain how the derivative captures the instantaneous rate of change of a function. In the ...
We like mechanical calculators like slide rules, but we have to admit that we had not heard of the Ott Derivimeter that [Chris Staecker] shows us in a recent video. As the name implies, the ...
Susan Dziubinski: I’m Susan Dziubinski with Morningstar. Derivative income ETFs have been raking in the assets in 2025, gaining traction with advisors and iacnvestors alike. But what are derivative ...