This guide introduces Miltersen & Schwartz commodity options, and provides a pricing spreadsheet.
Option Pricing
Credit Default Swap Calculator in Excel
This article introduces credit default swap (CDS) contracts, and offers a free Excel spreadsheet that employs the CreditGrades model to price CDS spreads.
Calculate Implied Volatility with VBA
This article offers VBA code and an Excel spreadsheet to calculate the implied volatility of an option. This parameter is often compared to the historical volatility of the underlying asset to determine if the price of an option represents good value.