RupeeCase
Education . Term Insurance Math . 2 of 3
The human capital ledger
35M . Rs 25L income . 25Y runway
Present value of the earnings the family loses if you do not come home. Salary growth 8 pct. Discount 7 pct. Twenty five years. The number the brochure does not print.
Human capital formula
PV = Annual income x [ 1 minus ( (1 + g) / (1 + d) )^n ] / ( d minus g )
PV = 25L x 26.0 = Rs 6.5 cr . where g = 0.08 . d = 0.07 . n = 25
Sum assured option Annual premium Daily cost Pct of income
Rs 2.5 cr cover10x income . shelf rule Rs 18000 Rs 49 0.72 pct
Rs 6.5 cr coverHuman capital . real number Rs 38000 Rs 104 1.52 pct
DifferentialThe cost of 2.6x more cover Rs 20000 Rs 55 0.80 pp
The part that breaks the brain
Rs 55 a day buys 2.6x the rupees the family actually sees. Two filter coffees. The cheapest financial product money can buy. And the one most households under-buy because the brochure prints a multiple and the math prints the number.