Source code for nestedlife.model.PV

"""Present Value mix-in Space

This Space serves as a base Space for :mod:`~nestedlife.model.OuterProj`
and :mod:`~nestedlife.model.OuterProj.InnerProj`,
and it contains Cells to take the present value of projected cashflows.

.. figure:: /images/projects/nestedlife/model/PV/diagram1.png

"""

from modelx.serialize.jsonvalues import *

_formula = None

_bases = []

_allow_none = None

_spaces = []

# ---------------------------------------------------------------------------
# Cells

[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)
[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_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_BenefitTotal(t): """Present value of total benefits""" if t > last_t(): return 0 else: return (-BenefitTotal(t) + PV_BenefitTotal(t+1)) / (1 + DiscRate(t))
def PV_Check(t): return PV_NetCashflow(t) - PV_NetCashflowForCheck(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_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_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)))
[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_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))
def DiscRate(t): return scen[ScenID].DiscRate(t) # --------------------------------------------------------------------------- # References scen = ("Interface", ("..", "Economic"), "auto")