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.Find out the benefit of that overtime!o 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. Find out the benefit of that overtime!