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Questions tagged [interest-rates]

An interest rate is the rate at which interest is paid by a borrower (debtor) for the use of money that they borrow from a lender (creditor).

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Reason for choosing the T-forward measure to calculate expected value of forward curves

Setup I read that when simulating forward curves $(r_t(s_i))_i$ at some future time $t>0$, one is supposed to center them not around $F(0;t,t+s_i)$, but around $$\mathbb E^{\mathbb Q_{t}}[r_t(s_i)]...
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1answer
35 views

When exactly does the FOMC release the new calendar dates?

Please let me know if this is the appropriate place to post this. I know every year the federal reserve releases the calendar dates for the next year's meetings around May or June. Is there a ...
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1answer
34 views

Recreating / Extending Bond Time Series

I am trying to analyse historical yield curve dynamics within an across countries and step one is extending / recreating historical yields and/or prices. The challenge is this: lets say a 10 year ...
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84 views

Black-Schole PDE for european put option under Cox-Ingersoll-Ross model

For a european put option, starting from the classical Black-Scholes PDE (assuming constant rate), how do we come up with the Black-Scholes PDE under the Cox-Ingersoll-Ross model (CIR) such as the ...
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0answers
31 views

Portfolio Immunization from Yield Perspective

Let's say we have the following situation: an asset (mortgage) with fixed payments, a prepayment & oas models to run through, and calculations for duration, convexity, and price, based on them. ...
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2answers
131 views

Bond Convexity and Maturity

What the reasoning for why bond convexity increases with maturity. Heuristic explanations are somewhat better as I would like a fundamental understanding. Also what causes a more convex bond to be ...
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318 views

Issue with DV01 for Vanilla IRS

I am trying to calculate DV01 of an Interest Rate Swap using methodology given in Use QuantLib Python to calculate Swap DV01 but getting some strange results. Issue 1: DV01 coming out using ...
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1answer
611 views

CMS options, cash-settled/physically-settled swaptions

CMS options are traditionaly replicated using a theoritical "continuous" strip of swaptions (see for instance Hagan's paper "Convexity Conundrums : Pricing CMS Swaps, Caps and Floors"): In the paper,...
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47 views

Difference between term spread and forward rate

Term spread is the difference of long term and short term yield. If the spread is positive, the difference indicates the extra yield received on long term bond. Forward rate is the future yield on a ...
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1answer
224 views

Fixing Rate in Quantlib

While pricing Interest Rate Swap, I am providing Fixing rate for historical date using "addFixing(date, value)" function. But when I am trying to change value it is not happening and picking up old ...
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1answer
57 views

How to simulate a path through its solution and conditional expectation / variance

Hi I want to simulate in Matlab the following stochastic integral: $ x(t) = x(s) e^{-a(t-s)} + \sigma \int_s^t e^{-a(t-u)} dW_1(u)$ with $E[x(t) \vert F_s] = x(s) e^{-a(t-s)}$ $Var[x(t) \vert ...
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1answer
229 views

Modelling interest rate

Hi I want to model two stochastic integrals in Matlab, which is given by $ x(t) = x(s) e^{-a(t-s)} + \sigma \int_s^t e^{-a(t-u)} dW_1(u)$ $y(t) = y(s) e^{-b(t-s)} + \eta \int_s^t e^{-b(t-u)} dW_2(...
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1answer
452 views

Obtaining swaption prices from lognormal volatility quotes

I am working with the following dataset from quandl: https://www.quandl.com/databases/CSWO (I'm using the sample dataset only). My question is how to obtain the swaption prices from the quotes given. ...
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1answer
72 views

Libor Swap Rates

In a 5 year Libor Swap, say fixed vs. 3 months Libor, what is the credit risk reflected by the fixed leg ? (I'm ignoring counterparty credit risk). Would the fixed leg reflect 3 month Libor quoting ...
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485 views

Bloomberg zero rate calculation using shift

I used Bloomberg to calculate a zero rate under a parallel shift of 100 basis points, however I can not understand the results neather duplicate them. I included the +100 basis points by using the ...
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1answer
71 views

Measuring interest rate sensitivity for illiquid private investments?

There seems to be surprisingly little literature on this topic. If you had a portfolio consisting of an unlisted illiquid private asset class (eg private real estate, direct infrastructure or private ...
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2answers
941 views

Different ways to express a 2s10s steepener?

Some off the top of my head 2s10s cash steepener, however this ages into a 1s9s over time 2s10s swap steepener, better/cleaner way? Are there other ways to express this curve strategy? Would you do ...
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1answer
741 views

High convexity vs low convexity bond definition

Isn't high convexity always better than low convexity bond from the formula that $$\frac {ΔB} B=-D \frac {Δy} {1+y} + \frac 1 2 CΔy^2$$ Since $\frac 1 2 CΔy^2$ is positive no matter what so the price ...
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1answer
287 views

Hedging amortising interest rate swap with vanilla swaps

Is it possible to hedge an amortising interest rate swap (linearly decreasing notional) with a series of vanilla interest rate swaps? With the amortising swap originated today at par rate and the ...
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1answer
864 views

Generic bond yields

I was looking on historical sovereign bond yields for a project. I was wondering what is meant by "generic bond yields" mentioned on bloomberg. Somewhere else i found data about the same country but ...
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1answer
254 views

How do swap dealers make money from trading cancellable swap?

A fixed-rate payer (e.g. a swap dealer) of a cancellable swap pays more interest than he receives because he has the right to terminate the swap after a certain time if rates fall. What are the ...
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1answer
140 views

Rebasing of Cap Volatilities

I recently found this article where towards the end the author describes a method to rebase cap volatilities. Their method works like this: for a fixed strike assume that you are given the implied ...
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1answer
110 views

Black 1976 caplet value

I've seen from two sources different formulas for the caplet value (Black 1976): $$Caplet_1 = N\cdot DiscountFactor_{0,k}\cdot yrFrcn_{k,k+1}\cdot [F_{k,k+1}\cdot N(d_1) - R_k\cdot N(d_2)]$$ $$ ...
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1answer
438 views

Use of cap volatilities

I have a cap volatility surface for the 6 months Libor. Can I use the same cap volatility for every cap's caplet to valuate the full cap? Example: Valuate a 18M cap (Libor 6M) by valuating 3 6M ...
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4answers
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Why are stock index futures not used to forecast how much the stock market will rise, given that interest rates futures are used for this purpose?

In news articles, the reader often read interest rates forecasts calculated based on interest rate futures. An example is here; How did traders calculate that the expected number of rate hikes is 4 ...
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2answers
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How did traders calculate that the expected number of rate hikes is 4 based on eurodollar futures on 15Feb2018?

https://www.bloomberg.com/news/articles/2018-02-14/bond-traders-swarm-2019-fed-hike-bets-after-inflation-surprise After a Wednesday report showed consumer prices rose in January by more than ...
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2answers
88 views

Basic question re: Fed interest rate tightening and rising interest rates

February 2/8/2018 - context in case the question is still around beyond today: the stock market has been falling for almost a couple of weeks in the midst of fears of overheating of the economy (...
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1answer
50 views

Withdrawing monthly from a bank for 40 years [closed]

Consider you have $\$104107.4099$ in the bank with a $.33\%$ monthly effective interest rate. You plan to withdraw a fixed amount X every month for 40 years, such that you make 480 withdrawals in ...
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1answer
24 views

Conversion of annual interest rate compounded monthly to monthly effective interest rate [closed]

I am given that the annual interest rate is $r=4\%$ and that it is compounded monthly. I have to find the monthly effective interest rate. If I wanted the annual effective interest rate, I would use ...
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1answer
17 views

Conversion of 1- month effective interest rate to 6-month effective interest rate [closed]

I am given that the monthly effective interest rate is $1\%$ and I would like to find the $6$ month effective interest rate for a problem. I used the formula $r_e=(1+r)^\frac{m}{n}-1=(1+.01)^\frac{12}...
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1answer
41 views

compute r(t) in Vasiceck model, what is $e^{at}r$

I know how to solve the exercise using the hint. But I do not understand where the hint is coming from. Is it just continous compounding? Can anybody explain $f(t,r) = e^{at}r$? What does it stand ...
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1answer
343 views

Am Call = Euro Call if r is non-negative and Am Put = Euro Put if r is negative

It can be proven that under non-negative interest rates, it is never optimal to exercise an American call option, such that: We know, if R >= 0, the current price C of a Europen (and American) call ...
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2answers
3k views

Are 3 month t-bill rates in FRED annualized?

Are the 3 month t-bill rates documented by FRED here annualized? For example, the rate for January 1997 is 5.03%. Does that mean one would get a 5.03% return in 3 months, or is that an annualized rate?...
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0answers
119 views

No arbitrage conditions for normal implied volatility

usually the term implied volatility refers to Black-Scholes implied volatility (also Log-Normal volatility): it is defined as a quantity which when plugged in the Black-Scholes formula returns the ...
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1answer
490 views

Fixing date, start date, end date in interest rate derivative valuation?

I was reading a technical report by Hagan, which can be downloaded here on the valuation of accrual swaps and range notes. It caught my attention that in the valuation he comments this: Consider ...
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1answer
54 views

Problems with Money Weighted Rate of Return [closed]

The market value of a small pension fund’s assets was 2.7m on 1 January 2000 and 3.1 m on 31 December 2000. During 2000 the only cash flows were: Bank interest and dividends totalling 125,000 ...
3
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1answer
181 views

Equality under T-forward measure for convexity adjustment

I've been working with the convexity adjustment for interest rates that arises when changing from one measure $Q_{T_p}$ with a numéraire $N_p=P(t,T_p)$ to a measure $Q_{T_e}$ with a numéraire $N_e=P(t,...
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1answer
270 views

Martingale measure result application for interest rates under T-forward measure?

I've got a question about the way the equivalent martingale measure result is used for pricing derivatives. Hull states the result as the next equality: \begin{align*} f_o = g_0 E^{g}\big(\frac{f_T}{...
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0answers
84 views

Black & Scholes with stochastic interest rate [duplicate]

Consider the following model $$\begin{cases} dS_t=r_tS_tdt+\sigma S_tdW_t, \\ dr_t=adt+\eta dW_t\\ \end{cases} $$ where $W$ is a Brownian motion and $\sigma, a ,b, \eta$ are positive constants. I ...
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1answer
750 views

Black-Scholes vs Black equation

Why is Black used for interest rate options pricing instead of Black-Scholes? Why are we more interested in Future rates instead of Spot rates when it comes to interest rate options? Basically, why ...
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1answer
2k views

Convert 3M rates to 6M rates using Basis Swaps (3M vs 6M)

How can I convert a 6M Libor rate e.g. 1Y Tenor to a 3M Libor rate using a basis swap 3M vs. 6M? I wanted to know the math and also an example would be great. Update: Example: ...
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1answer
96 views

time step choice impact in Vasicek model simulations

I am trying to make some computations using Vasicek short rate model. Especially I a trying to compare exact expectation(obtained with the formula) and the expectation from Monte Carlo simulation. ...
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1answer
552 views

What rate to discount tax shield

On the appendix for Chapter 19 of Principles of Corporate Finance (BMA), it discusses the topic of "Discounting Safe, Nominal Cash Flows", in which case they argue that However, suppose we ask ...
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2answers
935 views

Implementation of one-factor Hull-White short interest rate model

I am looking for implementation in R, VBA, C++, Python (or in any other programming language) of one-factor Hull-White short rate interest model according to the following article: Hull J. and White ...
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0answers
120 views

volatility term structure calibration

As is well known in order to calibrate an interest rate model (i.e. hull-white, LMM) i need to use the current market yield curve and volatility. But in the case I want to calibrate the model in a ...
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1answer
69 views

Why do Fama French's “Common risk factors in the returns on stocks and bonds” use data starting in 1963? Availability or convenience for results?

What is the reason Fama French's "Common risk factors in the returns on stocks and bonds" use data starting in 1963? Was it availability or convenience for results?
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0answers
23 views

Is variation in price-dividend ratios that is attributable to excess returns due to variation in returns or variation in risk free rates?

Cochrane and Fama show that "all variation in price-dividend ratios corresponds to changes in expected excess returns -risk premiums- and none corresponds to news about future dividend growth". Is ...
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1answer
345 views

How to calculate a future contracts price?

I have the following question from Hull, problem 6.17: On August 1 a portfolio manager has a bond portfolio worth $10 million. The duration of the portfolio in October will be 7.1 years. The December ...
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0answers
41 views

Relation between government bond yields and mortgage rates?

Does anyone know any academic literature on how government bond yields are related to mortgage rates? Thanks in advance.
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1answer
625 views

How does one calculate the Libor future contract price?

I have the following question from Hull, problem 6.16: Suppose that it is February 20 and a treasurer realizes that on July 17 the company will have to issue \$5 million of commercial paper with a ...