0
votes
0answers
33 views

Simulated bond index returns based on term structure changes

The J.P. Morgan European Monetary Union Index (EMU) 5-7Y (which is rebalanced monthly) currently (1-Jan-16) has the following characteristics: ...
0
votes
0answers
32 views

Forecasting conditional variance using fGARCH

I am forecasting the conditional standard deviation using ARMA(1,0)-GJRGARCH(1,1) in R using the fGarch package. Here is a sample code: ...
0
votes
0answers
25 views

Portfolio Analytic Metrics for Portfolios with Serially Correlated Returns

I just read Andrew Lo's paper from 2002 "The Statistics of Sharpe Ratios" and am wondering if anyone knows of any other papers/docs/resources that explore the impact of serially correlated returns on ...
1
vote
1answer
179 views

How to answer this interview programming question about drawdowns?

I saw this question as an interview, and to be honest, I have no idea what it's even asking for: Write a function (in R or Python) that finds the stock drawdown which will trigger a rebalance, ...
2
votes
2answers
86 views

What are the canonical global-macro investing books?

What is a good reading list for Global Macro investing? What does Bridgewater, Bervan Howard, Soros, AQR etc. use to teach their staff about macroeconomic investing? Let us assume a top-class ...
1
vote
1answer
79 views

Portfolio of sum of two Bachelier processes

Suppose you construct a portfolio of two stocks, whose values $A$ and $B$ are modelled as a Bachelier process: $$dA = \sigma_A dW_A(t) \text{ and } dB = \sigma_B d W_B(t).$$ Each of the stock prices ...
0
votes
1answer
44 views

What is the source of the money in a leverage transaction?

An example: I have 1000 dollars, the leverage is 10x, and one stock is 10$. In casual situation I could buy 100 stocks, because I have 1000 dollars, but if I use the leverage I can buy 1000 stocks. I ...
0
votes
1answer
70 views

Does presence of arbitrage necessarily make all derivatives have zero value?

Spin-off from: Pricing when arbitrage is possible through Negative Probabilities or something else I mean in a theoretical sense: If we have a particular market model with some fancy assumptions such ...
0
votes
0answers
13 views

Credit vs Non Credit OTTI

i am wondering if anyone can guide me through calculating the credit vs non credit components in OTTI. in 2 quarters..in first quarter neither asset suffers impairment..at end of second quarter, i ...
-1
votes
1answer
28 views

What is the difference between book value per share (BVPS) and earning per share(EPS)? [closed]

Hi I was reading about book value of a company and the book value per share and couldn't figure out the difference between book value per share and earning per share. Are the two even related?
2
votes
3answers
109 views

What are the canonical books on optimization methods?

I am looking for some literature devoted to optimization methods in finance (portfolio optimization, asset pricing etc). Could you please recommend some books (perhaps, essentially non elementary: I ...
2
votes
4answers
76 views

Do stocks move up and down in value or in proportion to how much they cost?

Do stocks change in value or in proportion to how much they cost? If a stock costs 100 dollar will it generally change value at the same rate as a 700 dollar stock (IE: both will move about 2 dollars ...
3
votes
0answers
37 views

Estimating factor returns with linearly dependent loadings

Given an $n\times 1$ vector of asset returns $r$, and a $n\times k$ matrix of factor loadings $X$, we can express the asset returns in terms of as-yet-unknown factors $f$ using $$ r = Xf + \epsilon ...
0
votes
1answer
31 views

Convex risk measure and a coherent risk measure?

A coherent risk measure is: $\rho(\lambda X_1+(1-\lambda X_2))$ How can it be shown that everey convex risk measure is indeed a coherent risk measure? I assume that it is enough to show that a ...
2
votes
2answers
89 views

Augmented Dickey-Fuller Test/ Unit Root test on multiple time series dataframe in R

I have a dataset/dataframe in which I have calculated the daily log returns of five thousand companies and these companies are as column as well. I want carry out ADF test on this dataframe. I have ...
0
votes
0answers
28 views

In what situations would cross validations scores be inaccurate?

I'm trying to fit a SVM model on times series stock return data, predicting a buy, hold, or sell signal of the stock. I'm using 10-fold cross validation (using the R package ...
1
vote
2answers
46 views

Value-at-Risk “hiding risk in the tail” and diversification?

I have a question regarding Value-at-Risk and diversification? When one says that VaR "hides the risk in the tail", does one mean that if we for instance look at VaR at level p=0.05 say, we might get ...
3
votes
5answers
144 views

Why don't real-world probabilities affect the price of a call in a 1-step binomial model?

I was a bit hesitant to post this question because it seems so basic...but I wasn't able to figure it out on my own. Say we setup a one-step binomial tree with $S_0=100$, $S_u=110$ and $S_d=90$, ...
0
votes
1answer
64 views

Log daily returns of multiple securities for multiple time period in R

I have dataset containing daily closing prices of 5413 companies from 2000 to 2014. I want to calculate daily log returns for the stocks as according to dates as log(Price today/Price yesterday). I ...
4
votes
2answers
146 views

Nasdaq trading under the scenes: market makers, ECNs, brokers. Who buys from and sells to whom?

U. S. Securities and Exchange Commission (SEC) defines market maker as: "A market maker is a firm that stands ready to buy and sell a particular stock on a regular and continuous basis at a publicly ...
1
vote
0answers
67 views

Daily Hurst Exponent

I am trying to estimate daily Hurst exponent values of a stock returns (e.g. for each day to have also Hurst exponent - something like that: ...
4
votes
3answers
65 views

Reverse Repos as a means to adjust interest rates

How does the NY Fed's trading desk use this process as a tool to adjust bond prices?
1
vote
1answer
49 views

GARCH alpha equal to 0

I am estimating a GJR-GARCH(1,1) model with variance targeting in R. As data I am using returns on some stock indices. While calculating the GARCH models I obtain $\alpha=0$ for some indices. From ...
1
vote
1answer
43 views

One-step ahead forecast of a AR(1) process (GARCH context)

I am using a Matlab toolbox for obtaining one-step ahead forecasts of the conditional mean from the ARMA(1,0)-GARCH(1,1) process and I have encountered a piece of code that contains, in my opinion, a ...
2
votes
2answers
51 views

Problem with obtaining densities

For my research I need to obtain a series of densities, however, I am encountering some problems. The first problem is perhaps very simple, but the answer eludes me. Let's say I have an observation ...
9
votes
3answers
227 views

Is there a website that lists replication code of financial papers?

There are lot of questions on this website related to the replication of the empirical part of financial papers. I noticed that some (honest) authors provide on their personal website some ...
1
vote
0answers
49 views

Skewed Generalized Error Distribution's (SGED) pdf

I want to use the SGED distribution of Theodossiou for GARCH estimation, however, I am struggling to understand which is the correct pdf function of the distribution. Let me just say that the ...
5
votes
0answers
73 views

Expectation over Markov Process and discrete Ito integral (discrete stochastic calculus)

I am doing a research on communication protocol design. A file of $n$ blocks is transferred in several rounds and $R_i$ denotes the number of blocks received in the $i$-th round. The sender sends ...
0
votes
0answers
16 views

SAS code for Brownian Motion

I want to simulate call options using monte carlo algorithm. I am a noob SAS user but i know that i need to: -simulate random stock prices with no dividend in respect to different ...
2
votes
1answer
50 views

Sharpe ratio with leveraged ETFs

There has been a discussion about how leverage affects Sharpe Ratios, but not in the context of leveraged ETFs (such as 2x or 3x). I'm just wondering how leveraged ETFs, if at all, change the ...
7
votes
2answers
200 views

What time series database can be used with Python and Pandas?

I'm looking for a time series database that can be easily used with Python and Pandas objects such as DataFrame, Panel... But these objects will always contains time series. Ideally I'm looking for ...
3
votes
2answers
59 views

How do we include inflation in our calculations? [closed]

How do we include inflation in our compound interest calculations? E.g. if we have current principal of 1000$ and the interest rate is 3% after 10 years we have ...
1
vote
1answer
78 views

Methods of SDE Calibration

There is somewhere summary of methods that can be used to estimate parameters of SDE? I currently using MLE and regression due to linear dependence between samples. I searching for something ...
1
vote
1answer
38 views

nikkei 225 yen contract on the CME

This may be a silly question on futures trading, but I haven't found a clear answer on the CME website. For the Nikkei 225 Yen contract on the CME, which is denominated in Yen, the margin is also ...
3
votes
3answers
105 views

How much would one pay for the max of two stocks?

I'm trying to figure out if stochastic calculus is the right approach for this problem... but I only vaguely understand it and I am trying to gauge if I need to spend the time learning measure theory ...
1
vote
0answers
26 views

Moody's seasoned corporate bond yields

The Fed publishes Moody's seasoned corporate bond yields here. These yields are not broken out by maturity. According to this website, the yields represent "long-term" bonds, with minimum and ...
1
vote
1answer
66 views

Portfolio construction

Suppose I have 3 stocks. Their historical returns and some variables like RSI, ATR, EMAs for all 3 of them. The goal is to compute the weights each stock should have in a portfolio. If I do something ...
0
votes
0answers
17 views

Historical Market Cap

Where can I find a database that will tell me companies with $200 Billion in market capitalization since 2000? I am trying to understand companies that fall in this category for every year since 2000. ...
0
votes
1answer
97 views

How to estimate today's closing price?

I'm working on interday trading algorithm and I have a basic question: How can I estimate today's closing price? I need it to predict tomorrow closing price. Should I use the price few moments before ...
0
votes
0answers
28 views

Inflow outflow of money into a stock

http://www.barrons.com/mdc/public/page/2_3022-mfsctrscan-moneyflow.html#weekly Interestingly, for the 1-month DJIA total index, the balance is very close to one. Is there a mathematical explanation ...
0
votes
1answer
49 views

Notional Value in Equity Options

I have calculated the NPV of an Equity option and need to account the notional for it and have issues understanding the NPV <-> notional relation. Example: Strike price 100 Spot rate: 107.41 NPV ...
0
votes
1answer
35 views

Do I calculate weights of assets correctly?

I solved attached question but I am not sure whether I did part a and c correctly. Is there a way to calculate weights of A and B by just knowing their standard deviation and correlation's value?
1
vote
0answers
28 views

Cumulants of variance gamma with stochastic arrival (VGSA) model

The characteristic function of the VGSA model is defined as a specific parameterization of the characteristic function of the CIR (Cox-Ingersol-Ross mean reverting process) time-change: $ ...
2
votes
1answer
32 views

Translating dates to times

I am using Act/365 day-count convention. How do I compute the time offset between 2/28/2015 and 3/1/2016? 3/1/2017 Some ideas: Direct day count: count number of days between the dates, and divide ...
0
votes
0answers
24 views

One Way CSA Agreements

This is probably an older topic but I don't seem to find any related threads on this forum. What is the best way to value, let's say, a vanilla IR swap (you receive fixed) that you trade against a ...
0
votes
0answers
22 views

Compute stock price probability distribution from option data (IB method & negative probabilities issue)

I'm using a procedure as described in the interactive brokers article here (https://www.interactivebrokers.com/en/index.php?f=5910&ns=T) to compute a probability distribution from option (call) ...
4
votes
1answer
96 views

Is that a good way to work with the ARMA model?

I would like to share with you what I am doing to get your point of view, and to make a better trading system in collaboration. I am working on EURUSD forex, and I am trying to find a way to place ...
5
votes
2answers
171 views

How to derive this approximation of the risk-neutral expectation of the variance?

On the paper Bollerslev, Tauchen and Zhou (2009 RFS) the authors say about equation (15): The corresponding model implied risk-neutral conditional expectation ...
1
vote
1answer
49 views

Should a strategy backtested against three years of tick data continue to produce positive results?

Let's say we have a Binary Options 5-minute trading strategy that relies on multiple indicators and exploits price reversals in currency pairs. Now let's say there is a combination of inputs for the ...
1
vote
1answer
82 views

Estimating profit/loss of a Gold Futures option using Theta and Gamma

HELP! I am trying to find how much the underlying price of a gold futures option must move in order to breakeven on owning an option for a day. I was hoping someone versed in pricing options could ...

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