# All Questions

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### Standard term for the components of a distribution waterfall?

I'm writing software for calculating distribution waterfalls. When displaying the results of a particular calculation, I want to show amounts that correspond to specific provisions in the relevant ...
86 views

### American vs European Options on equity index options

I have a question regarding the usage of European vs American Options. According to Professional Risk Mgr Handbook 2010, American-style options are used mostly on equities whereas European-style ...
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### What Exactly is Expected Return

Consider the following plot, courtesy of this page: Regarding the $y$-axis, how does this "expected return" relate to the "instantaneous expected return" in a geometric Brownian motion (GBM)? E.g., ...
73 views

### Wrong discount factors when finding Nelson Siegel Svensson model parameters

I am trying to determine the parameters for the Nelson Siegel Svensson model and am solving a Non- Linear Optimization problem to do this. Some of the code I have written is below and this is where my ...
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62 views

### Spot price and volatility has a correlation of -1, why?

A stock option trader taught me yesterday that the correlation between the spot price of asset X and the variance of asset X is approximately -1. Can anyone give me a explanation why this is true?
81 views

### Momentum - Statistical Argument

In their seminal paper Jegadeesh and Titman (1993) develop a statistical model to infer where moment comes from. In practice they setup the following: $r_{it}=\mu_i + b_i f_t +e_{it}$ ...
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### What is wrong in my investment calculation [closed]

I am thinking to start investing monthly and i am trying to calculate my investment using excel with a compound interest of 5% monthly plus addition of certain amount. First month investment is 10000 ...
64 views

### Geometric Brownian Motion - Why Sqrt(dt)? [closed]

I was going to simulate a geometric brownian motion in matlab, when I recognized that I didnt fully understand the underlying Wiener process. Following the instuctions here I am starting from the ...
17 views

### Intrepreting the Capital Market Line plot

I am looking at plots of the Security Market (SML) line and Capital market line (CML). The X axis is the beta for the SML and Standard deviation for CML; the y axis is labeled with excess return. ...
69 views

### analytic formula for the value of an American put option

It seems to be a foolish question but I can't take my mind off from , Is it true that there is no analytic formula for the value of an American put option on a non-dividend-paying stock (or a divident ...
20 views

### Programmer new to the quant world - learning material request [duplicate]

So I am a programmer in Uni and was looking for all types of resources to learn about quantitative analysis techniques from: Podcasts. Videos. Tutorials. Books. Lectures. Examples. All of these ...
121 views

### Latency and Delays across Exchanges

I have recently come across this paper by Battalio et al. "Can Brokers Have it all? On the Relation between Make Take Fees & Limit Order Execution Quality" and realized how little I know about the ...
36 views

### Texts on the Generalized Method of Moments

I was looking for a book that could explain me well the Generalized Method of Moments, its mathematical nuances, and even have a look to the empirical side, maybe with some guided exercises with Stata ...
104 views

### Real world monte-carlo (P-measure)

Consider the 2 following approaches to pricing a security: Monte-carlo ($\mathbb{Q}$-measure) $$$C = \frac{1}{N} \sum_{i=1}^{n} e^{-rT} max(S_i(t) - K, 0)$$$ Monte-carlo ...
69 views

### Vega in Heston / Bates Model

Just a question regarding "convention": Is the Vega in Heston / Bates model the sensitivity with regards to $\sqrt v_0$ or a term of $\sqrt v_0$ and $\theta$ (Long term variance)? Regards
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### Broker or source of intraday futures data for a python API?

I am looking for a broker that offers a python API for downloading historical intraday data on futures. So far I have only seen Interactive Brokers and Tradestation. Are there some other brokers ...