# All Questions

25 views

### How to simulate historical performance of a short position of a security?

I would like to calculate with R the inverse return of Bitcoin. My objective is to simulate the historical price and return of a short position opened in Bitcoin. The first method is to cumulate the <...
44 views

### Swaption on a swap with 0 year tenor

Any ideas on valuation of IRS swaption on a swap with 0 year tenor? As an example, we have a 5 year swaption, on expiration it is cash settled; the underlying swap tenor is 0 years with excercise and ...
38 views

### Is there any research for CoCo-Bond in a two factor model?

Basically I am trying to price CoCo-Bond with the AT1P from Brigo. But in the end this isn´t a two factor model. Is there any concret research about this topic? Kind regards, WLS
41 views

### Moving Averages Crossover question

I'm reading on Investopedia that one should buy a stock if short term moving average is ABOVE the long term moving average, since this "indicates an upward trend". However, this is not intuitive to ...
101 views

### Corporate bond quote convention

I'm not a quant practitioner, but a student so this may be a very simple question. I was of the understanding corporate US bonds were quoted 1/8 increments and US treasuries in 1/32 increments. Such ...
483 views

Yahoo offers an API to download historical intraday data, but I am unable to understand the timestamps on the data. The URL request is: ...
62 views

### Basic Metrics for Option Trading Limits

Imagine a trading house that trades options in a modest way, and is looking for simple but effective metrics over which trading option limits will be set. Some random thoughts: 1) VaR is not ideal, ...
57 views

### Least-Square Monte Carlo in multiple variable

The paper by Longstaff-Schwatz on Least Square Monte Carlo offers very little proof. The only proof they have given assumed the option can only be exercised at two different time point and the price ...
139 views

### Calculating expected shortfall

I'm trying to calculate the expected shortfall for the below scenario. I don't understand why the 1.04% probability of 0 bonds defaulting is used as a weight when calculating ES, since the binomial ...
100 views

### How to get list of large intraday movers for that day?

Is there a source (preferably free :) that provides a list of large intraday (versus pre market) movers for the day you look? I don't mind getting the list on market close. I don't need historical ...
38 views

I am self-studying for an actuarial exam on financial economics. I encountered this problem, and I am having difficulty seeing why the statement underlined is true: How do we know that $P(60) - C(... 1answer 64 views ### Finding circumstances for price of call = price of put Here is a problem in Hull's book and the given solution: My approach was to compute the profit$\pi = \pi_{SP} + \pi_{LC}$(short put, long call). One can show that$\pi = \pi_{SP} + \pi_{LC} = ...
70 views

The Kelly Ratio maximises the expected cumulative return. However, it has been criticised for leading to excessive volatility. Is there a version of the kelly formula that maximises the risk ...
52 views

I just wanted to make sure this was correct: If AUD/USD has bid ask of 0.71999/ 0.72032, that implies there is another (theoretical) pair USD/AUD which has a bid ask of (1/aud_usd_ask) / (1/...
98 views

I want to download the annual dividends(regular,special and repurchaces) for all stocks at Nasdaq for 5 years. Does anyone know where can I find it? Thank you
70 views

### CVA as a running spread - risk annuity calculation in the Monte Carlo framework

I have simulated future term structures in the one-factor Hull-White model and calculated the CVA of a particular trade (let's say, now I have it in absolute value, in dollars). However, I want to ...
48 views

### Initial holdings of bonds with delta hedging (Black Scholes model)

Consider the Black Scholes model so $$dS_t = \mu S_t dt + \sigma S_t dW_t, \;\;\; dB_t = rB_t dt$$ I want to delta hedge an European call option with strike price $K$ and strike time $T$. It is known ...
76 views

### can an fx forward price simply be divided into 1 to quote the inverse?

Qu 1. Say I ask for EURUSD 1 week and get prices: 1.120986 / 1.120216 Does that mean to price USDEUR 1 week I can divide 1 / 1.120216 and 1 / 1.120986 and get rates: 0.8921 / 0.8927 Or is that ...
21 views

### Raw (level) variable is significant while log return is not significant

I know this might be an "amateur" question, but I am pretty surprised to see the following fact: I have a dependent variable, let's call it Y. Then I have an independent variable, let's call it X. ...
221 views

### Why can't marginal CVA be used in pricing?

"Marginal CVA may be useful to breakdown a CVA for any number of netted trades into trade-level contributions that sum to the total CVA. Whilst it might not be used for pricing new transactions (due ...
67 views

### How does tranching cause leverage?

I've read that leverage is created with the tranches of a CDS index because the more junior tranches have more risk than the index. I get that the more junior the tranche the more the risk, but I don'...
64 views

### Where am I making a mistake in my calculation of profit on a short-sale?

I am studying financial math and here is a problem and the solution from the author: Here are my calculations: The short sale is $200\cdot24.82 = 4964$. Now half of this amount will be taken for a ...
1k views

### How to calculate Credit VaR?

(source John Hull, Options Futures and Other Derivatives 8th edition) I can't follow why Hull calculates Credit VaR in the following manner. I thought CVaR was Unexpected Loss$_{confidence}$ - ...
344 views

### How to calculate annualised tracking error?

I have 36 months of relative returns and I need to calculate the annualised tracking error. So, using 36 months of returns is it simply like below: ...
57 views

### Isolating single assets standard deviation in a portfolio accounting for correlation

I am running a simple Monte Carlo analysis in Excel using mean return, standard deviation and the =NORMINV(RAND(),mean,std dev) method. I have a correlation matrix that I use to compute the portfolio ...
122 views

### Put-Call Parity Arbitrage Exploitation for Binary-Asset-or-Nothing Options

Is the Put-Call-Parity valid for binary (asset-or-nothing) options? If not, is there another formula for such exotic options? I know that for regular options, there are arbitrage opportunities when ...
53 views

### Projecting cash flows via Monte Carlo Simulation

I am looking to model the cash flows associated with a company as part of a Project finance experiment, where I got the idea from here. I'm looking to project cash flows for an Automotive company in ...
58 views

### Interpretation of vega out of BS formula

I am comparing Monte Carlo estimates of VaR (using importance sampling) under both the normal and student distributions. I am also considering risk factors other than log-prices; in particular, ...
105 views

### Ledoit-Wolf Shrinkage estimator not giving positive definite covariance matrix

I used ten year daily data for 407 stocks and computed the daily and monthly covariance matrices. Since I have more variables than observations for the monthly matrix, I wasn't surprised to find the ...