because the slave owners would make alot of money from farming.
The BA II PLUS, our most popular financial calculator for business professionals and students. Finance and science capabilities include: 1  Time-Value-of-Money calculations. 2  Amortization schedules.3  Cash-flow analysis, NPV and IRR.4  Depreciation with four different methodologies.he BA II PLUS, our most popular financial calculator for business professionals and students. Finance and science capabilities include: 1  Time-Value-of-Money calculations. 2  Amortization schedules.
How to use the Take-Home Calculator. To use the tax calculator, enter your annual salary (or the one you would like) in the Salary box. New! If you are earning a bonus payment one month, enter the value of the bonus into the bonus box for a side-by-side comparison of a normal month and a bonus month.