#*************************************************************
# Copyright (c) 2015 by ZHAW.
# Please see accompanying distribution file for license.
#*************************************************************
## -----------------------------------------------------------------
## import rActus library
## -----------------------------------------------------------------
rm(list = ls())
#library(rActus)
## ---------------------------------------------------------------
## Preparations
## ---------------------------------------------------------------
# specify analysis date
ad <- "2013-01-01T00"
## add yield curve and stock index to the market environment
yc <- YieldCurve()
tenors <- c("1W", "1M", "6M", "1Y", "2Y", "5Y")
rates <- c(0.001, 0.0015, 0.002, 0.01, 0.02, 0.03)
set(yc, what = list(
MarketObjectCode = "YC_Prim",
Nodes = list(ReferenceDate = ad, Tenors = tenors, Rates = rates)))
ind <- Index()
times <- c("2011-12-31T00", "2012-12-31T00", "2013-12-31T00", "2014-12-31T00",
"2015-12-31T00")
values <- c(100, 110, 120, 130, 140)
set(ind, what=list(
MarketObjectCode = "CHF_SMI",
Data=list(Dates=times,Values=values)))
# create actus risk factor connector (later linking of risk factor(s) and CT)
rf <- RFConn()
add(rf,list(yc,ind))
get(rf,"Keys")
## ---------------------------------------------------------------
## Future on Zero Coupon Bond without Margining
## ---------------------------------------------------------------
## define child
pam <- Pam()
set(pam, what=list(
ContractID = "001_C1",
StatusDate = "2012-12-31T00",
Currency = "CHF",
Calendar = "Weekday",
ContractRole = "RPA", # Real Position Asset
ContractDealDate = "2012-12-31T00",
InitialExchangeDate = "2014-01-03T00", # here start the contract work
MaturityDate = "2014-04-03T00", # the day of the repayment
NotionalPrincipal = 1000, # nominal value
PremiumDiscountAtIED = -100,
DayCountConvention = "30E/360",
BusinessDayConvention = "SCF"))
## set the valuation engine
eng <- DcEngine()
set(eng, what=list(dc.spread=0.0,
RiskFactorObjectLink="YC_Prim"))
set(eng, rf)
set(pam, eng)
## define parent
fut <- Futur()
set(fut, what=list(
ContractID = "001",
StatusDate = "2012-12-31T00",
Currency = "CHF",
Calendar = "Weekday",
ContractRole = "LG",
ContractDealDate = "2012-12-31T00",
PurchaseDate = "2013-01-02T00",
PriceAtPurchaseDate = 5.0,
SettlementDate = "2014-01-01T00",
FuturesPrice = 90))
## set the valuation engine
# we use the same (discounting) engine as for child
set(fut, eng)
## assign the child contract to parent
set(fut, pam)
get(fut, "ChildContracts")
#' generate contract events
as.data.frame(events(fut,ad))
#' compute nominal value
value(fut,by="2013-01-02",type="nominal")
#' compute markToModel value
value(fut,by="2013-01-02",type="markToModel")
#' plot contract events
plot(fut,ad)
## ---------------------------------------------------------------
## Future on Stock (without Margining)
## ---------------------------------------------------------------
## define the new child contract
stk <- Stk()
set(stk, what=list(
ContractID = "1001",
StatusDate = "2012-12-31T00",
ContractRole = "RPA",
Calendar = "Weekday",
Currency = "CHF",
ContractDealDate = "2012-12-31T00",
PurchaseDate = "2014-01-04T00",
PriceAtPurchaseDate = 90))
## set the child's valuation engine
eng <- CapmEngine()
set(eng, what=list(
ModelAlpha=0.05,
ModelBeta=0.8,
ModelSigma=0.2,
MarketValueObserved=100,
RiskFreeRateTerm="10Y",
IndexObjectLink="CHF_SMI",
RiskFreeRatesObjectLink="YC_Prim",
StatusDate="2012-12-31T00"))
set(eng, rf)
set(stk, eng)
## assign the child contract to parent
set(fut, stk)
get(fut, "ChildContracts")
#' generate contract events
as.data.frame(events(fut,ad))
#' compute markToModel value
value(fut,by="2013-01-02",type="markToModel")
#' plot contract events
plot(fut,ad)
## ---------------------------------------------------------------
## add Margining
## ---------------------------------------------------------------
set(fut, what=list(
CycleAnchorDateOfMargining = "2013-01-02T00",
CycleOfMargining = "1M-"))
#' generate contract events
as.data.frame(events(fut,ad))
#' compute markToModel value
value(fut,by="2013-01-02",type="markToModel")
#' plot contract events
plot(fut,ad)
## -----------------------------------------------------------------
## make Stock reference index scenario more interesting
## -----------------------------------------------------------------
times <- c("2011-12-31T00", "2012-12-31T00", "2013-02-01T00",
"2013-03-01T00", "2013-04-01T00", "2013-05-01T00",
"2013-06-01T00", "2013-07-01T00", "2013-08-01T00",
"2013-09-01T00", "2013-10-01T00", "2013-11-01T00",
"2013-12-01T00", "2014-01-01T00")
values <- c(100, 110, 120, 150, 170, 180, 190, 195, 170,
150, 120, 90, 95, 97)
set(ind, what=list(
Data=list(Dates=times,Values=values)))
#' generate contract events
as.data.frame(events(fut,ad))
#' compute markToModel value
value(fut,by="2013-01-02",type="markToModel")
#' plot contract events
plot(fut,ad)
## -----------------------------------------------------------------
## add maintenance margin
## -----------------------------------------------------------------
set(fut, what=list(
InitialMargin = 50,
MaintenanceMarginLowerBound = 30,
MaintenanceMarginUpperBound = 70))
#' generate contract events
as.data.frame(events(fut,ad))
#' compute markToModel value
value(fut,by="2013-01-02",type="markToModel")
#' plot contract events
plot(fut,ad)
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