Source code for ifrs17sim.present_value

# -*- coding: utf-8 -*-
"""Present Value mix-in modules

This module defines cells that take present values of projected items
in :mod:`projection <simplelife.projection>` module.
"""

[docs]def PV_SumInsurIF(t): """Present value of insurance in-force""" if t > last_t: return 0 else: return InsurIF_Beg1(t) + PV_SumInsurIF(t+1) / (1 + DiscRate(t))
[docs]def PV_PremIncome(t): """Present value of premium income""" if t > last_t: return 0 else: return PremIncome(t) + PV_PremIncome(t+1) / (1 + DiscRate(t))
[docs]def PV_BenefitSurr(t): """Present value of surrender benefits""" if t > last_t: return 0 else: return (-BenefitSurr(t) + PV_BenefitSurr(t+1)) / (1 + DiscRate(t))
[docs]def PV_BenefitDeath(t): """Present value of death benefits""" if t > last_t: return 0 else: return (-BenefitDeath(t) + PV_BenefitDeath(t+1)) / (1 + DiscRate(t))
[docs]def PV_BenefitMat(t): """Present value of matuirty benefits""" if t > last_t: return 0 else: return (-BenefitMat(t) + PV_BenefitMat(t+1)) / (1 + DiscRate(t))
[docs]def PV_BenefitTotal(t): """Present value of total benefits""" if t > last_t: return 0 else: return (-BenefitTotal(t) + PV_BenefitTotal(t+1)) / (1 + DiscRate(t))
[docs]def PV_ExpsCommTotal(t): """Present value of commission expenses""" if t > last_t: return 0 else: return - ExpsCommTotal(t) + PV_ExpsCommTotal(t+1) / (1 + DiscRate(t))
[docs]def PV_ExpsAcq(t): """Present value of acquisition expenses""" if t > last_t: return 0 else: return - ExpsAcq(t) + PV_ExpsAcq(t+1) / (1 + DiscRate(t))
[docs]def PV_ExpsMaint(t): """Present value of maintenance expenses""" if t > last_t: return 0 else: return - ExpsMaint(t) + PV_ExpsMaint(t+1) / (1 + DiscRate(t))
[docs]def PV_ExpsTotal(t): """Present value of total expenses""" if t > last_t: return 0 else: return - ExpsTotal(t) + PV_ExpsTotal(t+1) / (1 + DiscRate(t))
[docs]def PV_NetCashflow(t): """Present value of net cashflow""" return (PV_PremIncome(t) + PV_ExpsTotal(t) + PV_BenefitTotal(t))
[docs]def PV_NetCashflowForCheck(t): """Present value of net cashflow""" if t > last_t: return 0 else: return (PremIncome(t) - ExpsTotal(t) - BenefitTotal(t) / (1 + DiscRate(t)) + PV_NetCashflow(t+1) / (1 + DiscRate(t)))
def PV_Check(t): return PV_NetCashflow(t) - PV_NetCashflowForCheck(t)
[docs]def InterestNetCF(t): """Interest accreted on pv of net cashflows""" if t > last_t: return 0 else: return (PV_NetCashflow(t) - PremIncome(t) + ExpsTotal(t)) * DiscRate(t)