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Questions tagged [bond-portfolio]

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Maximum Sharpe Ratio Portfolio

Conceptually, what are the drawbacks / unforeseen risks of running a portfolio whose weight are derived from what would have maximised the sharpe ratio over the previous time period (last 30 days) ?
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2answers
356 views

Bond fund's roll and carry

This is a question about modelling the returns of a bond index. Understand there's quite a bit about the roll and carry of an individual bond, but what about a bond index. Roll I would calculate the ...
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1answer
73 views

Portfolio duration

What is the correct way to calculate duration of a fixed income portfolio with long and short bond positions? And how to calculate portfolio YTM with long and short positions. For long only (or short ...
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1answer
99 views

Portfolio optimization: how to take care of single name corporate bonds?

I'm trying to backtest some strategies which include 3-5 years single name EM corporate bonds. Some of them don't even have a meaningful historical data. Some others are pretty illiquid. Other than ...
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1answer
2k views

Why does a barbell portfolio have higher convexity than a bullet porfolio

I cannot quite understood absolutely why a barbell portfolio has higher convexity than a bullet porfolio. I can easily understand how the parallel line represents duration but I cannot see what the ...
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1answer
111 views

Calculating IR sensitivity

I'm trying to figure out how to find IR sensitivity of a bond whose time to maturity of a bond is 2 years. Bond pays 10.875 percent coupons yearly. Duration is 1.8 years. How do you find the ...
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2answers
539 views

Why Is Bond Time Value Risk Not Considered in Bond Immunization?

I know bond portfolio immunization includes duration and (if the hedging period is longer) convexity matching. These are equivalent to taking the first and second partial derivatives of the bond ...
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0answers
92 views

Construction of bond portfolio represented by a CDS-Index

Markit publishes investable basket CDS indices. These are indices intended to track the credit risk of a basket of issuers (e.g. in the case of iTraxx Europe Series 24 these are 125 names) in an ...
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1answer
34 views

convention in borrowing money in a multiperiod model

I have a question concerning the idea of consumption in multi period. The following is given $$C_1=W_0-xS_1+B$$ $$C_2=xS_2-BR$$ where $W_0$ is initial wealth $x$ is the weight on an asset with ...
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1answer
259 views

Fixed Income risk attribution in the historical simulation of a sovereign bond portfolio

We use historical simulation for risk analysis. I.e. for each bond there is a repricing of the form $$ P_j = PV(\text{yield curve in scenario } j), $$ where the yield curve is the zero rates curve of ...