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Questions tagged [quants]

For questions *about* being a quant, akin to questions on programmers.SE vs. SO. Includes soft questions, career-related questions, questions about best practices, etc.

12 questions with no upvoted or accepted answers
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123 views

First principles in Finance

Every so often I hear people referring to the term "first principles". It seems to me that this term does not necessarily have a universally accepted connotation in Finance. Here is the general ...
3
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0answers
72 views

Stochastic Differential equation: CAPM

Let $R=(R_1, \dots ,R_M)$′ denote a vector of excess returns of M assets observed at $n$ time points, $0<t_1<t_2< \cdots <t_n<T$, within a time span $T>0$. We wish to explain the ...
2
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0answers
40 views

Adjusting company financials for acquisitions/divestitures

is there a market standard that people refer to for accounting for changes to financial period comparisons (e.g. year-over-year revenue metrics) when the company makes acquisitions or divestitures? ...
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0answers
46 views

QuantLib XL Swap Valuation Fixing Dates

I want to rate IRS Swaps on an specific Valuation Date using QuantLibXL. Everything works fine besides the last Index Fixing before the Val Date. After using SwapLegAnalysis I saw that the Index ...
2
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0answers
65 views

Statistical methods to compare two financial series data

I have two financial series data, x and x', where x' was formed form ...
2
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0answers
165 views

Derivative and Credit Risk Modelling

I am looking at acquiring a system to help with multi-instrument modelling. Across the spectrum Equity/FI/Swap/Repo/CDS/FxSwap/Forward/Future/etc for vanilla and more complex derivatives. The modeling ...
1
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0answers
170 views

Supertrend indicator formula

Recently i am working on an indicator called "Supertrend", however i am a hard time to get the right value. The formula ...
1
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0answers
341 views

Recommendations on Quant Study Path

Hello, I'm looking for suggestions and tweaks to my study plan. I'm planning to go down the list, and I hope to finish all of this in 2-3 years. For Starters Some general college level statistics ...
1
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0answers
78 views

What is the intuition to believe that a properly designed option can be dynamically hedged (just for the 1 stock case)?

I would always presume that the portfolio consists of 1 stock and 1 risk-free asset. And that the $r, \alpha,\sigma$ are all non-zero, but might be time-dependent. When I say "any" option, I am ...
1
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0answers
351 views

FIX engines comparison

Need help, looking for some comparison between c++ FIX engines, like onixs, antenna and some fpga solutions. If anyone has experienced some of the named engines also would like to hear the ...
-1
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1answer
493 views

quantstrat for backtesting vs. writing one's own code in R

I have invested a few years in learning R and have developed a number of Monte Carlo backtesting scripts. My question is this: In general, for a person with some experience writing R code who is ...
-1
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2answers
384 views

Close form solution for Geometric Brownian Motion

I have a very fundamental problem, please help me out. I am little confused with the derivation for the close form solution for the Geometric Brownian Motion, from the very fundamental stock model: $$\...