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1answer
70 views

Risk Reversal quoting convention in FX market

How is RR bid offer quoted in market? For example: If a 25delta call and 25delta put is quoted as 5.5%/5.6% and 5.3%/5.5% respectively. What would be quote of a 25d RR with these call and Put?
3
votes
0answers
59 views

Law of one Price and Cointegration relationship

I have a question on the relationship between the law of one price and cointegration of (financial) time series. To set things clear I start with something simple: Suppose there is an unobserved "...
1
vote
0answers
51 views

Dealing with day counts that span a weekend

Consider the following security: CUSIP: 3130A3GE8 Federal Home Loan Bank Maturity: 2024-12-13 Coupon: 2.75 % (CPN) Previous Coupon Date: 2019-06-13 Today is ...
2
votes
0answers
20 views

Data sources for historical ICE settlement option prices, volume & open interest

I am looking for long history for historical settlement option prices, volume & open interest at ICE Europe (specifically fixed income). This seems to be more challenge than I could imagine. ICE ...
2
votes
0answers
37 views

Retrieve zero coupon curve from forwards

Let's suppose I am given a forward swap curve of a certain maturity (10Y). The curve is not very smooth and is decreasing but whatever. I have the curve : $S(0,t,t+T) = \frac{P(0,t) - P(0,t+T)}{\sum_{...
4
votes
0answers
103 views

Benchmark a Libor Market Model implementation

Assume I have implemented a solution of the Libor Market model PDE in terms of the Finite Difference method. What is a good strategy for validating and benchmarking the results of this implementation? ...
1
vote
1answer
49 views

Economic term for “limited trade space”? Slots in car sales hall, oil bunker volume, warehouse size

Newbie here. Took the tour, and "financial engineering" was listed as viable questions, so I give this a shot despite being very basic. Please redirect me if there is a more suitable SE site for it. ...
2
votes
1answer
160 views

For which would you expect the liquidity on instrument X to be the greatest: its spot, future, option or swap?

Would like $X$ to remain general, but if needed, let's say GBPUSD Exchange Rate. By liquidity I mean overal market volume across exchanges / ease of opening and closing positions / total notional ...
2
votes
1answer
71 views

Why do futures seem to be quoted in setllement price rather than cost of the contract?

What I would expect to see is the price of contract quoted: $$p = \frac{F-E(S)}{k}$$ where $F$ is the settlement price, $E(S)$ is the expectation for the price at expiry (often assumed to be just = to ...
2
votes
0answers
20 views

Implying a required rate of return on an option from the required rate of return on the underlying

Is it possible to imply a required rate of return on an option from a required rate of return on the underlying? For example, given a known cost of equity, can you calculate the required rate of ...
1
vote
0answers
35 views

Log Contracts on Equities

Are log contracts on (e.g) equities traded a lot in the market? I have seen that a lot of it is described for volatility modelling in bergomi's book. what is the liquidity of such options?
2
votes
0answers
130 views

Risk reversal basics and trading strategies

It it written in the book by Giles Jewitt: "If a currency pair had a completely flat volatility smile, the risk reversal strikes would be positioned approximately symmetrically around the ATM strike ...
2
votes
1answer
110 views

Problem of stochastic differential equation (SDE)

Please help to answer this stochastic differential equation (SDE). Thank you very much.
1
vote
0answers
64 views

Is there a good book/blog on applying statistical methods in finance? [closed]

I am learning a lot of tools in statistics, but I am having a hard time figuring out where I could apply these methods in finance, especially in relation to investment and trading. Is there a good ...
1
vote
0answers
26 views

Likelihood increases on increasing variance of measurement error in kalman filter

I tried to fit a local trend model to daily data of a currency. I used the "dlm" package and tried to estimate the parameters V (measurement noise) and W (the process noise) via maximum likelihood. ...
3
votes
1answer
93 views

What the expectation of S^2 is from GBM? [closed]

I was at an interview and was asked to write down the SDE for GBM. $$ dS = S\mu dt + S\sigma dX $$ Then I was asked how I would compute the expectation of S^2. I didn't know where to start. Any ...
1
vote
2answers
35 views

How to fit AR(1)-GARCH(1,1) model in R? [closed]

I am currently working on the AR(1)+GARCH(1,1) model using R. I am looking out for example which explains step by step explanation for fitting this model in R.
4
votes
2answers
241 views

Possibility of delta greater than 1 [closed]

Can delta of an option be greater than 1? Please illustrate it with an example.
2
votes
1answer
78 views

Fair Strike for Variance Swap with no Skew in IV Surface

I am reading through Derman's 1999 research notes, "More than you ever wanted to know about Volatility Swaps." In equation B4 of Appendix B, the author takes the Taylor Series of the variance swap ...
1
vote
0answers
33 views

sort of asked before but would be good to get updated sources of tick data

Hi: I am looking for reasonably priced quote data or ohlc minute bars for US stocks. I would want the history to go back say 2 or 3 years. I realize that getting US quote data for reasonable prices ...
4
votes
1answer
252 views

Options basics needs to be cleared

I'm not clear for the terminology of options and the mechanics of it. Any help is appreciated. For example the following statement: European call option of Apple stock with maturity 1 year and ...
-2
votes
0answers
27 views

Negative forward variance

At times, extrapolation and interpolation of ATM curves throws error that says negative forward variance is not acceptable. Please explain why this happens with an example.
4
votes
1answer
159 views

Evaluating the SDE $dX_t = t\,dS_t$

The process $S$ is a geometric Brownian motion with an SDE: $dS_t = S_t(\sigma\, dB_t + \mu\, dt)$. I'm stuck evaluating $E(X_t)$ and $V(X_t)$, where $dX_t = t\,dS_t$.
1
vote
2answers
135 views

Interesting Undergrad Thesis [closed]

I'm searching for an undergrad thesis in finance. I already have some ideas, but still wanted to ask: Is there a an interesting topic that jumps to your mind, when you think about implied volatility (...
1
vote
0answers
53 views

Exotic Derivatives Model Calibration

Suppose if we will like to price an exotic option with a model,we calibrate them to natural hedging instruments that are available in the market. Do we use all the instruments as hedge or only a ...
3
votes
0answers
53 views

How to interpret CAPM model?

I want to run CAPM model on two portfolios P1 and P2. Where CAPM is Rt - Rft = λ0 + λ1 (Rmt - Rft) Results which I got: Portfolios Intercept Coefficient of Rm-Rf Adjusted R2 P1 0 i.e not sig. ...
2
votes
0answers
50 views

Estimating Market Price of Risk

I need help with estimating market price of risk. Assume money market account and two risky assets which exposed to same two sources of risks follow process: $dM(t)=rM(t)dt$ $dS_1(t)=S_1(t)(\mu_1dt+\...
4
votes
1answer
163 views

Why do options market makers make their spread as wide as the corresponding vega?

I've heard that option market makers make their bid ask spread as wide as the vega of the contract they are quoting. If the quoted spread is narrower than the vega of the option it is said that the ...
1
vote
0answers
52 views

How can one apply models such as Fama-French factor model?

I'm reading into Fama-French 3- and 5-factor models. I notice that they use the returns from market portfolios to "predict" stock excess returns. But obviously we cannot know ahead of time the returns ...
1
vote
2answers
120 views

Returns and logreturns differences

I have a time series of stock prices and I tried to calculate simple returns and log returns. However, I end up that simple returns has positive mean, but log returns has negative mean. Is it possible ...
1
vote
2answers
137 views

What is the stock price expectation?

The Hull textbook (and accompanying technical note) says that the expected stock price $\mathbb{E}[S_T]=S_0 \exp(\mu T)$. However, the answers to a British actuarial examination (Q4 for September 2018)...
1
vote
3answers
139 views

How to calculate standard deviation of continuously compounded four-year stock returns?

Currently I am preparing for quant interview and I encounter the following question in Heard on the street. Question: If the standard deviation of continuously compounded annual stock returns is $...
2
votes
0answers
101 views

Using Python Quantlib's FittedBondDiscountCurve as Evaluator of Parametric Curve - Errors

I am using Quantlib's FittedBondDiscountCurve in Python 3.7 and setting MaxIterations to 0, and giving a guess_solution, which then turns the routine into an evaluator for the parametric form I choose,...
1
vote
1answer
46 views

SDE Parameter Estimation

Have a question about "How to estimate parameters for SDE with multiple Brownian Motions ?" Let's say $X_t$ follows the process: $dX_t=\mu dt+\sigma_1 dW_t^1 + \sigma_2 dW_t^2 $ I think I've checked ...
-1
votes
1answer
66 views

Stochastic Vol Mathematical derivation [closed]

I want to understand the mathematical steps done. Can someone please simplify the derivation of d(pi) from Pi? Thanks in advance.
3
votes
1answer
99 views

Stochastic Volatility and Sticky Delta

"Stochastic volatility models can be thought of as sticky delta model. And Local volatility model as sticky Strike." Please help me understand how the author has reached this conclusion.
4
votes
1answer
191 views

Implied vol vs Realised vol on Event Days

How implied vol varies vis-a-vis realised vol on an event days?
2
votes
1answer
105 views

Calculation cross-currency basis

I am trying to calculate cross-currency basis on the 3-month horizon for a certain set of currencies. The formula should be $ccb = F/S (1+y_{foreign currency}) - (1+y_{USD})$ where $y_{USD}$ is Libor ...
0
votes
0answers
24 views

ATM Curve Construction: Short-Dates

Please explain example 1 and example 2. In example 1 how does 6 appear in the square root function. And in example 2 it is written:" Assume it is known that spot will be completely static during the ...
1
vote
0answers
38 views

Volatility spread of Strangle

It's written in a book by Giles Hewitt : " The bid-offer spread quoted on a Strangle in volatility terms will usually be wider than the ATM spread to the same maturity because strikes away from the ...
0
votes
0answers
21 views

Where to find the components of an index and how to replicate it by subset selection?

I am interested in replicating the performance of the eurostoxx 50 index using different statistical methods. That's what ETFs do, right? How to replicate an index using subset selection? I think I ...
1
vote
0answers
38 views

LP for max stress test

I'm trying to find a solution to the following problem: Assume a portfolio of $n$ zero coupon bonds mapped in risk by their respective DV01. Assume that the ZC portfolio created cannot exceed max ...
0
votes
0answers
74 views

Algorithmic Trading Competition at MIT

Has anyone participated in MIT trading competition before(traders@mit)? Wondering what type of data are used-tick data or bar data-and are participants connected to a web socket? Are we allowed to ...
2
votes
0answers
27 views

CVA for options

I am trying to do a simple unilateral CVA for call and put options. I found this discretised formula online: $$ CVA = \sum_{i=1}^m \frac{EE(t_{i-1})DF(t_{i-1}) + EE(t_i)DF(t_i)}{2} \left( PD(t_i) - PD(...
1
vote
1answer
59 views

Find Interest Rate Swap BUMPs from Bloomberg in Excel

I have a bunch of plain vanilla interest rate swap contracts with all the relevant details regarding payment structure such as notional, fixed rate, index, payment frequency, reset convention, etc.. ...
1
vote
1answer
91 views

Linear Or nonlinear Black Scholes Equation

I have been going through the analytical solutions of black scholes equation which transforms it to a heat equation. $$u_{t}=\frac{1}{2}\sigma^{2}u_{xx}$$ Now if the volatility is constant , then its ...
2
votes
0answers
51 views

Delta Hedging Example

I was reading Dynamic Hedging by N. Taleb and in the chapter dedicated to the delta, there is this example of a trader position in options (one-month European call, flat yield curve, forward is ...
1
vote
1answer
36 views

some questions about pricing an asset or nothing put option with a strike price equal to St

I am working on a homework exercise where the aim is to price an asset or nothing put with K = St, offcourse the normal formula could be used St * N(-d1), but I was wondering if pricing the asset by ...
1
vote
0answers
47 views

Difference Log vs simple returns in calculating momentum

I need to calculate the past 12 month momentum returns of a stock to compare relative performance of various assets. I am doubting what would be the (practical) difference between using log returns ...
1
vote
0answers
44 views

Quesion about the VBA function of continuous cap look up [closed]

Here is the VBA function to calculate the cap price Can anyone tell me what is N and t0? From the textbook, N = the number of reset (or payment) dates and t0 = time until the first reset date. But ...

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