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2
votes
1answer
707 views

How to simulate stock prices with stochastic time change subordinated arithmetic Brownian Motion?

the idea is to simulate price returns thus to be normally distributed i 'am trying to use subordinated arithmetic brownian motion subordinated to time activity (volume) stock prices are following GBM ...
2
votes
1answer
259 views

In Yahoo! Finance, what determines the number of decimals for a stock/index quote?

In Yahoo! Finance, we see the following quotes among others: ...
2
votes
1answer
70 views

Why there are almost no book for revenue analytic?

Why there are almost no book for revenue analytic? By revenue analytic, it is meant to be predicting the revenue of a firm in the future
2
votes
1answer
69 views

$\frac{1}{p(T_{i-1},T_i)}(A-p(T_{i-1},T_i))^+$ at time $T_i$ is equivalent to a payment of $(A-p(T_{i-1},T_i))^+$ at time $T_{i-1}$

How can I show that payment of $\frac{1}{p(T_{i-1},T_i)}(A-p(T_{i-1},T_i))^+$ at time $T_i$ is equivalent to a payment of $(A-p(T_{i-1},T_i))^+$ at time $T_{i-1}$ ? Where A is a deterministic ...
2
votes
1answer
72 views

PEGY Ratio: Does it make sense?

PEGY ratio is calculated as PE ratio/(Earnings Growth Rate + Dividend Yield). Putting aside the discussion of whether forward or trailing P/E ratio should be used, isn't adding dividend yield over ...
2
votes
1answer
499 views

How does currency valuation depend on the cash reserve ratio for a country?

Currency valuation (with respect to other currencies) is an important parameter in finance, but how is it related to the cash reserve ratio?
2
votes
2answers
19k views

Wealth Management Vs Asset Management [closed]

What is the difference between the two? Today in the FT I see that UBS is the second biggest 'wealth manager' after BOA whilst I was always under the impression that Blackrock was the largest asset ...
2
votes
2answers
74 views

Computing $\gamma$ and $\mu$ at the efficient frontier

Consider the condition which the weights of any portfolio belonging to the efficient frontier satisfy: \begin{equation} \gamma\boldsymbol{wC} = \boldsymbol{m} - \mu\boldsymbol{u}\end{equation} ...
2
votes
0answers
38 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 ...
2
votes
0answers
39 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 ...
2
votes
0answers
738 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: ...
1
vote
1answer
109 views

Question about the stochastic differential equation in the Merton model

in the following stochastic differential equation merton model we have $$\frac{ds}{s}=(\alpha-\lambda k)dt+\sigma dW+dq$$ where $\alpha$ is the instantaneous expected return on the stock; ...
1
vote
1answer
81 views

Get discount factors with limited knowledge?

I am facing the problem of just having this information: 6% coupon bond with 2.5 years to maturity, traded at a 100% clean price 4% coupon bond with 1.5 years to maturity, traded at a 98% clean price ...
1
vote
3answers
278 views

Given monthly returns of 10-Year Govt Bond, how to get monthly risk free rate of return

I have a list of monthly returns of a 10 year Govt Bond. I am not sure if this is a good proxy for the monthly risk free rate of return. Can somebody suggest how I can derive the monthly risk free ...
1
vote
2answers
106 views

Why does the short rate in the Hull White model follow a normal distribution?

Consider Hull White model $dr(t)=[\theta(t)-\alpha(t)r(t)]dt+\sigma(t)dW(t)$ when we solve the SDE above we have $r(t)=e^{-\alpha t}r(0)+\frac{\theta}{\alpha}(1-e^{-\alpha t})+\sigma e^{-\alpha ...
1
vote
2answers
329 views

What are the properties of Max and Min functions?

I am having trouble understanding the transition from the third line to the fourth line. I see how it works through cases, but is there a general property that allows this?
1
vote
1answer
1k views

What are DGTW adjusted returns?

Many papers, e.g. in The Journal of Finance, discuss DGTW adjusted returns (or DGTW abnormal returns) instead of just returns. What are these and how does one compute them?
1
vote
1answer
57 views

Why is the discount function non increasing if pure cash holdings are feasible?

I am struggeling with the question, for example lets take a swap with rate of 3.2 for one year and 3.6 for 2 years and Discount Factor 0.96899 for the first year and 0.93158 for the second year. ...
1
vote
1answer
1k views

How to get started in quant finance? [closed]

I am a programmer and I have no finance background. I am looking for advice as to how to get started in the quant finance industry. My goal would be to have solid understanding about the industry and ...
1
vote
3answers
224 views

Best known performance of stock prediction algorithms

I asked this question here and was directed to answer it on this stack exchange. My question is very simple. What is the best [known] performance of a stock prediction algorithm? I've seen papers ...
1
vote
2answers
67 views

how negative rates (mr and rf) affect CAPM

I don't understand how the negative rates factor into this and what it means in the market ...
1
vote
2answers
134 views

Linear combination of geometric Brownian motion

Let $X_t= e^{\left(\mu-\sigma^2/2 \right)t+\sigma W_t}$ be a geometric Brownian motion with drift $\mu$ and volatility $\sigma$. I am trying to find an analytical solution to $$\mathbb{E}\left[ ...
1
vote
1answer
85 views

How to use WACC for investment?

How to use a value of WACC? I have calculated WACC of company to be 7%. What if company had smaller or bigger WACC? Which one would attract investment?
1
vote
2answers
3k views

where can i get data for foreign exchange order flow

I need data for my thesis research on liquidity of foriegn exchange for order flow (aggregated daily) per currency traded for a period over the last 10-15 years. help!!
1
vote
1answer
2k views

How to apply Ljung Box Test?

I am checking the closing prices(about 9000+ prices) of the stocks data to test for randomness. The test I am using is Ljung Box test, in MFE toolbox for MATLAB, I used 300 data of closing prices, ...
1
vote
1answer
65 views

Options and bond related to convexity

Relevant definition: Assumption 2.1 (No dominance). If the payoff $P$ of a financial instrument is nonnegative, then the price $p$ of the financial instrument is nonnegative. Notation: $T$ - the ...
1
vote
1answer
21 views

no arbitrage condition for paylater option

a paylater option has the folowing payoff: $(S_{T}-K)_{+}-P1_{S_{T}>K}$. To determine the fee P that the option holder must pay, we must write the non arbitrage condition. Why is it this: ...
1
vote
1answer
41 views

Negative risk neutral probabilities economic argument

We know of plenty ways to extract risk neutral distirbutions from option prices (for example Breeden Litzberger) but there is no real analysis on how to interpret negative state prices (Haug 2007 for ...
1
vote
1answer
185 views

Portfolio Management in R

I’ve been looking around for a R-package that will allow me to track my stock portfolio - basically I would like to enter stocks that I own, track the trades I make, calculate my open position & ...
1
vote
1answer
77 views

What is more likely effect to call and put prices, respectively, if the stock price decreases by$1?

The current stock price is \$80.Call ,and ,put, options, with ,exercise ,prices, of $50 and 3 days to maturity are currently trading. What is more likely effect to call and put prices, respectively, ...
1
vote
2answers
41 views

Finding a stock traded at two venues

For a project of mine I need to find a stock that is traded on two venues, e.g. NYSE and NASDAQ, but could be others. So I ...
1
vote
1answer
28 views

Aggregating growth rates

I'm working on a simple forecast model that uses Cumulative Annual Growth Rate (CAGR) to project future growth, and I've run into an apparent paradox. The model includes multiple lines of business ...
1
vote
2answers
81 views

Using IRR to calculate future value of cashflow

Discounting a cashflow using given forward rates will result in the following present value: PV = 102.875 = ${5\over (1+3\%)}$ + ${5\over (1+3\%)(1+4\%)}$ + ${105\over (1+3\%)(1+4\%)(1+5\%)}$ where ...
1
vote
1answer
159 views

Cash flow diagram, interest rate inflow series

I have a econ midterm coming up soon and stumbled upon this question. My approach is: 2C=800/(1.12^2)+1200/(1.12^6)=125.71 or C=1245.71/2=622.85 But I have a gut feeling this is wrong. I believe the ...
1
vote
1answer
47 views

finance - using CAPM [closed]

The risk-free rate is 4%, and the expected return on the market portfolio is 12%. Using the Capital Asset Pricing Model: a. What is the risk premium on the market? b. what is the required return on ...
1
vote
3answers
119 views

I want to prove Determine the coupon rate $r$, such that the price of the bond, at $T_0$, equals its face value

Consider a coupon bond, starting at $T_{0}$ , with face value $K$, coupon payments at $T_1, . . . , T_n$ and a fixed coupon rate $r$. Determine the coupon rate $r$, such that the price of the bond, at ...
1
vote
1answer
105 views

CVA number used by Finance Team

What are different reasons, Finance Team will need CVA number for? Is there any specific regulatory reporting to be done?
1
vote
1answer
130 views

Company rank within an industry

I'm looking at the list of companies in the S&P 500 Pure Value Index. For each firm, I want to obtain the dividend yield industry percentile rank and the PEG ratio industry percentile rank. I've ...
1
vote
1answer
42 views

How to reason about leverage in terms of elasticity

Return of an investment for a given period is by definition: $$r = \frac{P}{W_0} - 1$$ where $P$ is the price of the investment at the end of the period, and $W_0$ is the initial investment. I want ...
1
vote
0answers
86 views

Generating financial data

I am trying to generate monthly stock data using a one-factor model: $$R_{a,t} = \alpha + BR_{b,t}+\epsilon_{t}$$ The description says: $R_{a,t}$ is the excess asset returns vector, $\alpha$ is the ...
1
vote
0answers
45 views

How to calculate break-even point of merged plant/company?

The question goes like this : ...
1
vote
1answer
43 views

Cost of revenue vs SG&A [closed]

How do cost of revenue and SG&A compare (across industries)? For cost of revenue, one definition is "the cost of manufacturing and delivering a product or service". Assuming my product is beer, ...
1
vote
0answers
29 views

Calculate and compare IRR among products and companies

I am trying to calculate return on investment for a couple of companies and their respective products. I have two main products: credit card installment loan Owners would like to be able to ...
1
vote
0answers
35 views

Shrinkage Estimator giving unrealistic portfolio variances

I have a historical covariance matrix which is invertible for daily and monthly returns. I used the Ledoit,Wolf shrinkage estimator for the covariance matrix and now I get really small portfolio ...
1
vote
0answers
56 views

GARCH estimation does not work, error in my returns?

Hey everyone and I hope that there are some smarter people out here that can help me out with my problem...: I have trouble with my implementation of a GARCH(1,1) model and I do not know how to move ...
1
vote
2answers
31 views

Compound Interest Calculation (Years + Months)

My question is with regards to the calculation of "Compound Interest". I have the formula below where I would get an answer to the total value of the investment over a period of "years". $A$ = ...
1
vote
0answers
468 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 ...
1
vote
0answers
30 views

Annuities problem

First problem is like this: loan amount: 20,000,000.00 First six months: There is no payment but there are interest (grace period) Next six months: payment of 600,000.00 Since 13 month: payment of ...
1
vote
0answers
67 views

Confused on interpretation of betas/alphas in regression in finance

I ran a regression on two stocks. I don't have the data in front of me, but it is a more conceptual question. Let's say SP500 returned a total 23% return over this time period and MSFT returned ...
1
vote
0answers
146 views

CFA (Level 1) schedule after school and working a 9-5 job [closed]

I am graduating with a BS in math and obviously love math but everything changed when a buddy of mine invited me to an investment society in our school and I love every single experience. The part I ...