# All Questions

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### example regarding zero coupon bonds

This example is from Interest Rate Models: an Infinite Dimensional Stochastic Analysis Perspective by Carmona, René, Tehranchi, M R. I am wondering if the calculation is correct?, he says ...
65 views

### Estimate Volatility process

How can I estimate the process $\sigma_{t}$ given in the following paper: Spot volatility estimation for high frequency data. J. Fan, Y. Wang. Does anyone have an idea? Free source Edit: Iam very ...
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### Yield Curve Movement: Risk/Reward versus Safe Haven Demand & Monetary Policy Expectations

UK leaves Europe, credit rating get's downgraded. High uncertainty, higher perceived risk - based on just risk/reward, would expect yields on UK debt to increase. They did the opposite. UK government ...
32 views

### Rblpapi-Getting different numbers than Bloomberg

I used the following code to pull day to day total returns (net dividends) from Bloomberg Terminal for a list of securities I have. When I compare my data using the GF function in Bloomberg, I am ...
34 views

### Why are the greeks for the underlying stock 0 with the exception of delta?

In my textbook that I am self-studying from it is given that (assuming the Black-Scholes framework): $\Delta_{stock} = \partial S / \partial S = 1$ All other Greeks for the underlying stock = 0 I ...
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### Expected number of days inside a corridor

Is there a simple (ish) approximation for the expected number of steps a random walk is within a set of bounds over a given time period? - in particular if i presume log normal and constant vol. If i ...
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### Do yield curves only show market expectations, or is there more to them?

I am hoping to understand 'Brexit' impact on UK yield curves. Specifically, government liability yield curves (so yields based on UK government bonds - Gilts): The Background On 24th of June - the ...
86 views

### Stock Exchange Software

For weekends project, I would like to setup a "simulated" stock exchange on my dev server (windows/linux), ie. running my own NYSE server ? what options do I have, open source wise (can be c# or java ...
50 views

### Calculating the greeks for Quantlib Python Swaptions

So I have created a Swaption object and can get the premium with the NPV() function. However, I would also like to calculate the greeks (eg. delta, vega). From some searching, I found that vega can ...
29 views

### Estimating VaR (Value At Risk) with only 3 days of data

I've been given daily stock prices on Day 1, 2 and 3 for 10 stocks (hence 30 data numbers in total) and asked to approximately the 1-day 95% VaR (Value at Risk) on Day 3. I'm not allowed to use any ...
192 views

### GARCH models vs VIX

I am examining how investor sentiment affects the probability of stock market crises. I am using methodology similar to this paper https://ideas.repec.org/p/dij/wpfarg/1110304.html. VIX (equivalents) ...
31 views

### Fame-French alpha for a single stock

I want to study the impact of corporate culture on risk-adjusted stock returns. After quantifying corporate culture I wanted to use panel methodology (I have a sample of 100 S&P500 companies over ...
18 views

### Finding optimal drift, importance sampling, least square monte carlo

I am working with Importance sampling for Least Squared monte carlo and have now problems understanding the implementation of the Robbins-Monro algorithm for finding the optimal drift for finding ...
21 views

### Binomial Algorithm proof by induction in bjork

I'm trying to proof proposition 2.24 from Bjork by induction, but I haven't been so lucky so far. Could anyone help me?
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### How to get the average monthly percent excess returns for portfolios formed?

I'm replicating the Fama-French five factor model. I have formed factor portfolios. I'm not sure how to calculate the average monthly percent excess returns for portfolios. In other words, I want to ...
40 views

### Example Scalar Model Extended Kalman Filter

I have a simple question. I think not a question is, is a request. This month I have been studying how to understand and implement the Kalman filter algorithm for simple models such as the local level....
18 views

### How does this statement about the price of a prepaid forward on a stock follow?

I am self-studying for an actuarial exam on financial economics. This statement in the following problem/solution seems to imply that the prepaid forward price on a stock is the same as the prepaid ...
134 views

Suppose a put option on a stock $S(t)$ following a Geometric Brownian motion is given, with strike $K$ and maturity $T$. Let us denote its price at time $t$ by $p(t,S(t))$. Now, by no-arbitrage ...
59 views

### What is the difference between OIS Swap vs Basis Swap?

What is the use of OIS Swap Curve vs. Basis Swap Curve?
104 views

### GARCH variance vs standard deviation for volatility

in my series of questions related to GARCH and volatility I finally think I've got a decent grasp on it. You guys have been great help clearing up my questions for me. My next question is just a ...
119 views

### How to price this basket option?

Underlying assets are three global stock index : Eurostoxx 50, HSI, KOSPI 200 Maturity: 36 months with advanced redemption date in every 6 months if prices of indexes satisfy given conditions at each ...
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### Unemployment data and bond futures

All other things being equal, why would rising unemployment data lead to (a trend) of increasing bond futures? Is the line of thinking that bond futures prices have the same relationship with ...