# Questions tagged [interest]

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### Calculating avg weighted interest rate , rate, loan balance and term in days [closed]

I have the data below and need to summarize the data for a class case Calculate: Weighted Average Interest Rate and Concentration by State Since the interest is paid annually I know I need to prorate ...
32 views

### Business day convention SOFR swaps

I'm looking for the standard business day convention for SOFR swaps. So for a standard fixed vs SOFR swap with annual payments using ACT/360 on both legs, spot and payment date offset of 2 days each: ...
75 views

### Is it possible to price a plain vanilla interest rate swap in Python and simulate the price using Hull White 1 Factor Model simultaneously?

I am trying to price plain vanilla interest rate swap (IRS) using QuantLib. What I am trying to do is to generate a path of simulated IRS price by simulating the interest rates using HW 1 Factor model....
37 views

### Time step in Hull white mean reverting model

Specially for mean reverting processes for interest rate simulation. Is it acceptable to directly simulate the paths at say 1 month horizon without stepping through time? Please advice.
20 views

114 views

### Sharpe Ratio and interest rate

The Sharpe ratio is calculated as the ratio between the return and the volatility. Now, when I have a trading strategy that requires to be invested sometimes and to be flat other times, I assume 0% ...
65 views

### Does Vasicek interest rate model had any derivation that follows from a list of assumptions?

I can't find that anywhere online and It doesn't seems to me that this model originated come from intuition or some human motivation but rather it is coming from computerized curve fitting as all the ...
693 views

### OIS, Fed Funds Rate and Working

I'm a bit confused about OIS. Is OIS the overnight interest rate or is it a swap. If OIS is the rate at which banks lend overnight, where does the swap come in? Don't they borrow at a fixed rate? ...
244 views

### Can you model the LIBOR rate as a geometric Brownian motion?

i.e. The LIBOR rate is driven in the same way as a stock price in the Black Scholes model. For example let $R_t$ denote the LIBOR rate at time t. the stochastic differential equation (sde) would take ...
72 views

### Why do most interest rate formulas, and indeed finance in general, add 1 to a rate and then subtract afterwards? [closed]

For example, in the formula that shows the relationship between the nominal and effective interest rate shown below, 1 is first added to in/m and then 1 is subtracted from the result. What is the ...
805 views

### Increasing Annuities [closed]

Olga buys a 5-year increasing annuity for X. Olga will receive 2 at the end of the first month, 4 at the end of the second month, and for each month thereafter the payment increases by 2. The nominal ...
601 views

### taylor expansion in compounded interest [closed]

You invest $1, 000$ dollars for $10$ years at a $5$% yearly interest rate. After each year the interest paid is reinvested at the same rate. (a) Represent the total amount A after ten years in the ...
141 views

### How are LIBOR rates beyond 12M arrived at? [closed]

I understand LIBOR rates quoted on a daily basis upto 12 M tenors. But how are rates beyond 12M tenor estimated. I got this question from an interviewer.
542 views

### Short-Interest Rates Models - Geometric Brownian Motion?

in a paper of Brennon&Schwartz (1977), they model embedded bond options by using an stochastic interest rate model which follows a geometric Brownian Motion. Now they claim that this assumption ...
104 views

### Variable Loan Interest Question

I have been attempting this question a few times over the past few days but can't seem to make any headway on it. Any help would be greatly appreciated. A loan of €L was to be repaid over a twenty-...
156 views

### How is the spread between the US-10 T-bond and the Fed funds rate determined?

In 2015 the Fed funds rate was 0.24%, while the US Treaury 10-year government bond was 2.24%. How is the spread determined? Is there a formula to determine the spread of the US-10 T-bond and the Fed ...
5k views

### Interest rate implied probability of default

Is there an equation or rule of thumb to determine the probility of default for a loan with a specific interest rate? Let's say, a bank offers a company a loan with an interest rate of 6%, by which ...
7k views

### Calculating the net interest income and net interest margin

The tabel below contains financial statement information from the CBA 2013 annual report. I am asked to find the Net interest income and net interest margain: My answers are as follows: Net ...
36 views

### I need a low volatility asset that gives an interest/dividen [closed]

I have some cash that needs to sit on an account for some time (less then a year, where I will withdraw an amount every month). I need them in a fixed price/low volatility asset that gives an interest ...
616 views

### What if: Negative interest on an overdrawn bank account?

Theoretical question: Consider if a bank account had a -12% yearly interest rate, and an account was currently overdrawn to a balance of -$100. What would the bank do to the -$100 balance after one ...
461 views

### US Rule versus Actuarial Method for calculating interest

I'm trying to understand the difference between the actuarial method and the U.S. Rule for calculating interest. I think the difference is that the actuarial rule adds unpaid interest to the principal ...
1k views

### Calibration of 1F Hull White short-rate model to market data

I want to calibrate the Hull White 1 factor short rate model to market data. The main purpose is to simulate interest rate paths, which I will use to calculate the net pv of banking liabilities. Some ...
361 views

### Relationship between interest rate and corporate bond yield?

I have been reading articles on liability driven investing, a technique used to increase the correlation b/w assets and liabilities of a pension plan. It appears that they use AA rated corporate bond ...
220 views

### Compound interest calculator solving for time with deposits [closed]

I am attempting to solve a compound interest calculation for time given Principal = 100 Time(years) = t Rate(per year) = 8% Deposit(per month) = 5 Total = 300 I ...
862 views

### CIR model and calibration

I am new to quantitative finance. We know that in the CIR model the short rate can't go negative. My question then concerns calibration of CIR to a ZCB yield curve. Is it (and why?) possible to ...
2k views

### Is there any template of hull white one-factor calibration model?

Recently I would like to look for excel template of hull white one-factor calibration model using swaption data for my urgent task? However, it seems that I cannot find suitable one in the web. ...
2k views

### Interest Rate Risk - The Greeks

IR Delta and Gamma. Can someone please explain if my understanding is accurate as relates to a 2yr interest rate swap? You are considered to be long Delta in an interest rate swap if you are ...
49 views

### Compound and continuous interest in the context of debt

I'm trying to figure out the concepts "compound and continuous interest". This article explains the material very well in the context of a savings account. However, I find it difficult to ...