QuantLib

Define the terms of the swaption (e.g., maturity, strike rate, exercise dates).

Build the required yield curve using market data.

Implement a tree-based model (e.g., Hull-White) to model the underlying interest rates.

Use the QuantLib's BermudanSwaption engine to calculate the swaption's price.

Analyze the results to make informed trading decisions.

Gather historical market data for the assets in the portfolio.

Use QuantLib's Monte Carlo simulation capabilities to simulate future portfolio values.

Calculate the VaR at the desired confidence level (e.g., 95%, 99%).

Analyze the VaR results to understand the portfolio's risk exposure.

Adjust portfolio allocation to manage risk effectively.

Collect market data for European options on the underlying asset.

Implement the Heston model in QuantLib.

Use QuantLib's calibration tools to fit the model parameters to the market data.

Verify the calibration by comparing model prices to market prices.

Use the calibrated model for pricing other exotic options or for hedging purposes.

Define the terms of the CDS contract (e.g., maturity, notional amount, coupon rate).

Build the credit curve for the reference entity using market data.

Use QuantLib's CDS pricing engine to calculate the fair premium.

Analyze the results to make informed trading decisions.

Monitor the credit curve and adjust CDS positions as necessary.

Gather market data for the assets in the investment universe.

Establish equilibrium returns using QuantLib's Black-Litterman model.

Incorporate investor views on specific assets.

Use QuantLib's optimization tools to determine the optimal portfolio allocation.

Analyze the portfolio characteristics and adjust the allocation as necessary.

Collect market data for relevant instruments.

Use QuantLib's curve bootstrapping methods to construct the yield curve.

Interpolate and extrapolate the curve to obtain interest rates at any desired maturity.

Validate the curve against market data.

Use the yield curve for discounting cash flows and pricing interest rate derivatives.