# Questions tagged [finance]

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163 views

### Feller Condition (Cox-Ingersoll-Ross) source

For the Cox-Ingersoll-Ross model $$\text{d}r_t = a(b-r_t)\text{d}t+\sigma\sqrt{r_t}\text{d}W_t$$ the condition (referred to as "Feller condition") $$2ab\geq\sigma^2$$ ensures that the solution is ...
1k views

### Asymmetric Volatility Modeling (Interpretation)

I am currently writing a paper on asymmetric volatility modeling of brent, gold, silver, wheat, soybean and corn from 1986-2012 and divided them into 4 sub-sample periods (i.e. 1986-1991, 1991-1997, ...
112 views

### Merton's portfolio problem with constraints

Suppose the investor can invest in a Black-Scholes market with one risky asset $S$ with drift $\alpha$ and volatility $\sigma$ and a riskless asset $B$ with a riskless rate of return $r$, and the ...
295 views

### Interpreting Fama-French factors for the German stock market

I calculated the Fama-French five factors myself for the German market. Most of my results align well with prior research, except one thing: When i do the calculations for the sub-period from 2011 to ...
1k views

### Hasbrouck's information share

Given a cointegrated set of price series, I am trying to compute the Hasbrouck's information share, as described in page 12-13 of this article. page 7-8 of this article I have the vector error ...
114 views

### How do I calculate the present value of a credit default swap?

I am paid 20 million every time a bond drops to a new low over a 120 month period. I need to know how to find the present value of such an arrangement if there is a continuously compound interest of 5 ...
45 views

### Headquarter Relocation and Stock Return - Influence of Universities

Scott Galloway states in chapter 8, The T Algorithm, in his book The Four: The Hidden DNA of Amazon, Apple, Facebook, and Google, that a successful strategy to become a "trillion dollar company" must ...
149 views

### How to simulate stock price with support and resistance level

I couldn't find good resources on how to simulate a stock price data sequence including some basic effects. The basis might be a Brownian motion model; but in real stock prices, there are additional ...
74 views

### What are your list of concept or model in standard textbooks that are always reliable to used in working?

What are your list of concept or model in standard textbooks that are always reliable to used in working? As opposed back to this: What concepts are the most dangerous ones in quantitative finance ...
156 views

### A doubt about Evans and Jovanovic (1989) economic model for entrepreneurs with credit constraints

[I already posted this question on the math forum of stackexchange and I was advised that I should post this question here] In Evans and Jovanovic (1989) you will find a model for entrepreneurs with ...
1k views

### Philips-Ouliaris test for cointegration

I'm trying to implement cointegration tests using the R urca package. I've figured out the Johansen test (ca.jo), but I'm having trouble with the Philips-Ouliaris test (ca.po). I have two questions: ...
65 views

### Why can the t-bill rate forecast stock returns?

The tbill rate is used as a predictor of the equity premium in a number of papers. Whilst there is not a general consensus about whether it is a significant predictor, it is still widely used. I ...
80 views

### Do you have any examples of 2 assets that are non linearly correlated? And any models that calculate portfolio risk based on non-linear correlation?

Do you have any examples of 2 assets that are non linearly correlated? And any models that calculate portfolio risk based on non-linear correlation?
90 views

### Does Academic Research Destroy Stock Return Predictability?

McLean/Pontiff (2016) give evidence that portfolio returns are 26% lower out-of-sample and 58% lower after publishing an academic paper on variables, which are likely to predict cross-sectional ...
241 views

### Long term equity repo

Let's assume I have various European stocks and would like to somehow estimate their long-term (5y+) forward prices. As for repo rate for each individual stock, is it reasonable to assume that its ...
70 views

### Want to understand the links and relationship between all the risk metrics?

For Example : if Risk weighted asset (RWA) increased or decreased this month, which other risk metrics could have influenced RWA to increase or decrease. Also in different situations like, upward ...
2k views

### How can I convert Yahoo Ticker Symbols into ISIN Codes?

I have a list of all Yahoo Ticker Symbols and I want to convert them into ISIN Codes. I have been researching and found out that finance.yahoo in the US does not ...
626 views

### portfolio optimization with a loop

I am attempting to minimize the variance of a 3 stock portfolio using optimization within a loop. What I have done is calculated the stock returns and cov matrix from dates 1980-01-01 to 1989-12-31 ...
31 views

### International Baccalaureate - Balance Sheet Format

I would like to transform Tesla's balance sheet (https://www.nasdaq.com/symbol/tsla/financials?query=balance-sheet) into the IB-balance sheet format (see below). In the current assets section, is it,...
26 views

### How to calculate a weighted payback rate and period?

I have a client who borrows and repays money at different times. Assume the following example What is the correct way to calculate the repayment rate and more importantly, the time until repayment (i....
82 views

### Find arbitrage opportunity in the given market model

Consider the following 3-period-market-model: The discounted price of the risky asset $S$: How can I find an arbitrage opportunity in this model? I know that there would be no arbitrage if we ...
13 views

### Estimate the off balance sheet exposures of a banking book, based on limited data

I am doing an analysis on Off Balance sheet items on a bank. Only data I have is authorized amount and outstanding balance for all the loans the bank currently has. Can I simply take the difference ...
30 views

### Using CFNAI index for identifying sample periods

I'm doing my Thesis on Asset pricing models and I would like to find out the effects of business cycles on the performance of asset pricing models for industry portfolios. My initial idea was to ...
71 views

### Credit default swap replication by corporative bonds

I want to get literature or information related with the topic of CDS replication for those counterparties that do not hold. But that have traded bonds (with different degree of liquidity). What could ...
54 views

### Is it Possible to replicate SPAN?

I currently trade intraday Options on the nearest term expiry and futures. Both E-mini S&P. I am trying to replicate the SPAN margin calculation for the entire portfolio of options and futures. So ...
66 views

### Why is there inconsistency in WACC vs unlevered return?

To evaluate an enterprise we can discount free cash flow by either the unlevered required rate of return or the WACC. With Tax we have: $WACC=R_e \frac{E}{E+D}+R_f\frac{D}{E+D}(1-t)$ where $R_e$ is ...
290 views

### Some definitions in the BARRA Predicted Beta model

I'm studying the BARRA Predicted Beta model, and the common factor covariance between portfolio $p$ and the return on the market $m$ is defined as the product of the transposed vector of the factor ...
36 views

### Is there a quantitative definition of a Quiet, Moderate or Accelerate market conditions?

i know the StdDev price technical indicator which is the standard deviation but this one has an absolute value. The market conditions are: Quiet: lower oscillation of price around a constant ...
28 views

### Which stock price to take for historical ratios in stock screener (EPS etc.)?

We are currently testing a stock screener that we built and want to implement historical ratios in there too - this is working already for all ratios that don't require stock prices (so all ...
232 views

### Barrier Shifts - necessary for up-and-out call / down-and-in put?

Recently I came across the topic of barrier shift for barrier/digital options. I found that most examples centred around down-and-in puts / up-and-in call / digitals. I am wondering if we need ...
56 views

### Pricing methods in the real world when there is more than one free arbitrage price

Perhaps this question sounds trivial and obvious, but I am starting to study this new field. When we are in a complete market without arbitrage opportunities there is only one risk-neutral martingale ...
60 views

### How to calculate Market Return based on an own sample?

I have read several papers and am more confused than clearer about my problem after the reading. I am trying to validate my sample. I use the Schmidt et al. paper (2015) as a guidance to construct ...
26 views

### Identifying primary share class of U.S. firms and deleting excess observations

I have a fairly large dataset of CRSP firms with their daily closing prices from 2006 till 2017. I need to filter the data so that I have one daily observation per unique firm. I've identified the ...
90 views

### Zipline issue with SPY data

I have written a strategy to backtest in zipline, and every time I ran the backtest, and error is showed with the line: IndexError: index 0 is out of bounds for axis 0 with size 0 After a bit of ...