I recently discovered a pretty cool calculator that can help you determine the best way to pay off student loans. (thecollegeinvestor.com)
Economists like to assert that humans are cool calculators of maximal utility, considering all options, then deciding on a course of action that leads to the best outcome possible. (science.sciencemag.org)
I can illustrate this using the cool calculator at Miller / Howard Investments. (dailytradealert.com)