All Questions

1
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2answers
100 views

Where can I get the actual info about how many stocks are there in markets all over the world?

I need to test an algorithm for large-scale data in stocks market. I wanna know how many stocks are there all over the world and the data source.
0
votes
0answers
65 views

Term structure equation in the Vasicek model

Consider the SDE $$dr_t = (b-ar_t)dt +\sigma dW_t, \text{with } a; b > 0.$$ Let $$F(t; r) = E(\exp(-\int_{t}^{T}r_sds)| r_t = r).$$ (F can be interpreted as price of a zero coupon bond with ...
1
vote
1answer
50 views

Pension funds co-investing with private equity?

Not a quant question, but not suited for Money stack exchange... I've heard rumblings of a trend of pension funds co-investing with private equity and was curious as to the reasoning of that strategy ...
1
vote
0answers
61 views

Valuation of Callable Bonds

Is there any way to price American Callable Bonds (those which can be called on any date before expiration) other than basic CRR interest rate trees, since they won't be accurate enough to give ...
2
votes
1answer
78 views

Convexity in interest rate curve bootstrapping

Whether the bootstrapping is a multicurve one or not, one can use futures quotes. One link these quotes to corresponding (synthetic) forwards (that can be expressed as known functions of zero-coupons) ...
1
vote
0answers
24 views

In a multi-curve context which numéraire is used to change to the payment probability of a forward asset X paid at time T?

Should it be the coupon associated to the funding curve of the asset? Thanks.
0
votes
0answers
21 views

Crank–Nicolson for Discrete Type Barrier: Backward propagation

The boundary conditions for Discrete Type Barrier (e.g. Up-and-Out) are: - Dirichelet boundary condition (set to 0 when spot is bigger than Barrier) on Barrier event dates - Otherwise (the other sides ...
0
votes
1answer
48 views

Estimating monthly GDP growth based on quarterly data

Apologies for this newbie question. Given the following quarterly GDP growth: ...
0
votes
0answers
36 views

Gatheral's SVI implementation in Java/Scala

I am trying to fit equity option implied vols using SVI model in Java, and I am using apache math commons library. Some of the option expiries fit very well, but others are completely off, and I am ...
6
votes
3answers
555 views

List of interesting Quantitative Finance podcasts

Which podcasts are interesting to listen too for quants? If you recommend one, why?
-1
votes
0answers
32 views

Risk-factors and autocorrelation

I wonder in how far risk-factors and autocorrelation are related. Detected autocorrelation in stock returns is often discarded as not being profitable and thus not impacted market efficiency. ...
0
votes
1answer
37 views

Does adverse-selection have a time-frame associated with it?

When my limit order gets filled, the price almost always moves against me due to adverse-selection. However, given 'enough' time the price may yet move back in my favour. Has there been any study ...
0
votes
2answers
86 views

Efficient market hypothesis vs random walk

I am having trouble to understand the distinction between the EMH and random walks. If I understand correctly, the EMH states that all available information is incorporated into prices, which ...
1
vote
0answers
105 views

A crash course in pricing

I need to refresh all the pricing theory. Is there anything like a crash course with practical and intuitive explanations? I will provide any further information. I am a mathematical engineer. I am ...
2
votes
0answers
57 views

Fast implied volatility for american options

Peter Jäckel has developped a method to compute implied volatilites from option prices, called "by implication", see the papers : By Implication Let's be Rational on its website -- as well as a ...
-2
votes
0answers
18 views

Anyone know a GJR-GARCH-MIDAS Multivariate

I'am trying to run a model like mfGARCH package but with multivariate, not univariate like mfGARCH does.
2
votes
0answers
65 views

What are the main problems for calculating the implied volatility of in the money American put options?

As stated in the question I have a problem with calculating the implied volatility for in the money put options I have a data set of 2.6 million American style plain-vanilla call and put options. For ...
3
votes
1answer
91 views

When to use which zero curves

I have a very basic question. Why are there many different zero curves for a given currency/market? For example, there are zero curves constructed using gov bonds, swaps, STIR futures, OIS, Inflation, ...
0
votes
1answer
65 views

How can stationary time series data be used as input in an ML model?

I am halfway through "Advances in Financial Machine Learning" by Marcos Lopez de Prado. I understand that a time series like stock prices can be transformed to make it sufficiently stationary. ...
0
votes
1answer
70 views

How does one introdce originality in a master's thesis in quantitative finance?

I wish to write my thesis in quantitative finance, but as I understand it, a thesis needs to have some sort of originality to it. You can't just take some theory written by others and just rehash it ...
1
vote
0answers
28 views

Testing pricing errors on the SML for significance with R

I have been attempting to do a cross-sectional test of the CAPM. To do this, i have estimated the betas of 49 industry portfolios with time -series data. And then done a cross sectional regression, ...
0
votes
1answer
54 views

How to programmatically define financial leverage?

Financial leverage could be easily described as the tool that allows traders to multiply returns at the cost of multiplying also the risk involved in every trade. So, for instance, if a stock today ...
0
votes
1answer
50 views

Is there an asset pricing model that actually works? Can you point me to research that test APMs?

As far as I know there is no APM that is able to explain all stock market anomalies. However, my search for papers empirically test a set of widely accepted APMs was not very successful. I would like ...
1
vote
1answer
66 views

How to use both yield curve and discount curve to value call in QuantLib

I'm new to QuantLib, and I'm trying value a simple European call. QuantLib's Black-Scholes-Merton Process makes sense to me, but I don't know how to incorporate a discount curve into it. Please see ...
0
votes
1answer
46 views

How underlying asset price variance is connected with time

I'm dealing with option pricing models and there is a statement that says the variance of underlying asset price is propotional with time $𝑉𝑎𝑟(𝑆_{𝑚+1})=𝑆_𝑚^2𝜎^2Δ𝑡$ where $\Delta t = \frac{T}{...
0
votes
1answer
44 views

BHAR Event Study Data

I am about to run a long-run event study on certain events. For a short-term event study, I previously have used daily log returns. My question is now, what data I need for the BHAR one. Just monthly ...
1
vote
1answer
74 views

suggestions for improving monitoring of trading bots?

I'm simply looking for tips and ideas to make my system a little more professional. The structure: The botting script is hosted on a VPS. There's a database hosted on yet another VPS. There's a ...
0
votes
0answers
37 views

What is the effect of covariance on the dynamics of a price

I want to know how can I see covariance affecting the dynamics of the price of an asset. I understand what the value for covariance and it's sign, but I do not get how it plays in the bigger picture. ...
0
votes
1answer
67 views

Exponential Smoothing - Alpha greater than 1

Simple stats question. I'm having trouble finding anything in the literature as to why the smoothing coefficient can never be greater than 1. This question was started by me doing time series ARIMA ...
1
vote
3answers
90 views

Calculating Correlation of Two portfolios?

So I'd like some help w/ this question. Given 3 assets with means, variances, and correlation: Two portfolios are created (A and B), each with the three assets above with weights ($w_n$) as follows: ...
1
vote
0answers
29 views

negative correlation between EBIT and sales in Altman's Z

In his 1968 paper, Altman found that sales volume (i.e., sales divided by total assets) is a useful predictor not by itself, but as a suppressor variable to improve the predictive power of EBIT/TA. ...
0
votes
1answer
42 views

Interpretation conditional volatility plot

I have plotten the log differences of exchange rates and in the same plot, I show the conditional volatility $\sigma_t^2$. The conditional volatility follows approximately the same path, but is much ...
1
vote
0answers
20 views

Continuous formula for the price of an asset paying one terminal dividend?

I have been trying to come up with ways to come up with an answer for a question we got in my class of "Asset Pricing Theory". The question is as follows: "Write the price of the asset at time t in ...
1
vote
1answer
32 views

How would one go about verifying a factor model

Suppose I have a factor model $$ \rho_i = \sum_J \beta_{iJ} \rho_J + \epsilon_i $$ where $\rho_i$ is the excess return of asset i over the risk free rate and $\rho_J$ is the excess return of the ...
0
votes
0answers
13 views

Help understanding methodology of doing market expectations error analysis

I am a beginner in the value-growth analysis. I wanted to do a similar analysis Piotroski, J. D., & So, E. C. (2012). Identifying expectation errors in value/glamour strategies: A fundamental ...
1
vote
1answer
58 views

Proving that YTM > Current Yield on Discount Bond

I’m currently stuck in proving that for a discount bond: YTM > current yield, with: $$\text{current yield} = c \frac{100}{P}$$ with $P=100-d$ the price of the discounted bond and $c$ the coupon rate....
0
votes
1answer
78 views

linear model of price changes

I came across the below equation for linear model of price changes in E.Chan book Algorithmic Trading which is the base for a strategy. ...
1
vote
0answers
72 views

In sample and out of sample in Mean Variance Optimization

Hello to everyone and thanks again for your help, i have find this forum really helpful while working on my final dissertation. However I'm here again because I have loads of doubts regarding the in-...
1
vote
0answers
36 views

Standard Deviation: Probablity analysis [closed]

Stock E has an average return of 13.6% and a standard deviation of 9%, what is the probability that Stock E will return less than -4.4%
1
vote
0answers
24 views

Retrieve SYC from Par yields

Currently studying about fixed income and the construction of the Spot yield curve, but I do not know whether my intuition is right. Suppose we have a firm that has traded Bond for different ...
6
votes
2answers
172 views

Why do I get a curved line when I plot “implied interest rate” on the strike price?

Currently, I am working on my thesis (MSc. Finance) and I run into an interesting “phenomenon”. I have option data for a non-dividend paying stock. In class I have learned, how to calculate the ...
1
vote
0answers
37 views

Alternatives to irr function in Matlab to calculate internal rate of return

I am trying to calculate an IRR with several dimensions in Matlab 2019a. My formula below works in theory (ignoring the "multiple rates of return" warning for now), but the problem is that for bigger ...
1
vote
0answers
36 views

Price at equilibrium in a market with arbitrage opportunities

I have a fragmented market with multiple assets which are traded with each other and some times triangular arbitrage can occur. The question is how to predict the price of those assets once the ...
1
vote
0answers
25 views

Stochastic process with determinstic frequency of regime changes

Suppose that I have an OU process. For instance, assume that I want to model the interest rates. Suppose that regime change is known ex ante, and is deterministic in terms of frequency (For instance, ...
2
votes
0answers
35 views

Correlation of spark spread

I am following this paper (Deng, Johnson, Sogomonian: Spark Spread Options and the Valuation of Electricity Generation Assets, 1999) to understand spark spread option valuation. On Page 4, it has <...
4
votes
1answer
195 views

Options Pricing and Mean Reversion

I'm confused about the impact that a mean reverting stock price process has on the value of an option on it. Several sources say that there is indeed an impact on the price of an option: Option ...
1
vote
0answers
42 views

Hedge ratio: hedging a portfolio of global equities with futures

A bank decides to use $100 million of its capital to launch an investment strategy (seed money). The portfolio which is launched is made of global equities (say ~ 500 equities of different markets). ...
1
vote
0answers
43 views

How to properly hedge a short vol taking into account hedge stop loss?

Suppose a short straddle. In practice, hedging with long/short futures exposes to the risk of hitting a stop loss when market movements are wide. Eventually, it may very well happen that the hedge ...
2
votes
0answers
84 views

What type of fund is this?

Is there a name for a fund or investment where many people all split the cost of the investment. For example with peer to peer lending many investors can loan 50 dollars or more to a 40,000 dollar ...
1
vote
2answers
87 views

Is there any good research on daily technical indicators?

Question In short, I am looking for any academic research that deals with 'selection of features that changes on a daily basis' In other words, academic researches studying 'which technical ...

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