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oX_Supershare_Imp( ) Function

Component

Resolution - Exotic Options

 

 

Function Definition

oX_Supershare_Imp(OptionValue, ValueDate, ExpiryDate, Spot, LowerBoundary, UpperBoundary, RiskFree, Carry, Volatility, OutputFlag)

Given the option value, calculates an implied value for a supershare option using Hakansson's (1976) method

 

 

Function Parameters

 

Parameters

Description

 

Parameter Type

 

Restrictions

.

OptionValue

 

Observed value of the option.

 

Double

 

ValueDate

 

Valuation date.

 

Date

 

ExpiryDate

 

Expiry date of the option.

 

Date

 

Spot

 

Current market price of the underlying asset.

 

Double

 

LowerBoundary

 

Lower boundary for the portfolio value, below which the option is without value.

 

Double

 

UpperBoundary

 

Upper boundary for the portfolio value, at which the option is without value.

 

Double

 

RiskFree

 

Risk free interest rate, expressed as an annually compounded Actual 365 rate.

 

Double

 

Carry

 

Net cost of carry, expressed as an annually compounded Actual 365 rate.

 

Double

 

Volatility

 

Annualized volatility of the underlying asset, expressed as a decimal.

 

Double

 

OutputFlag

 

Indicates which implied value to return. Note: when entering the function, the parameter for which an implied value is calculated may be left blank.

 

Enumerated Constant

 

1 - Lower Boundary
2 - Upper Boundary
3 - Riskfree
4 - Volatility

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