Questions tagged [finance]

The tag has no usage guidance.

1
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1answer
119 views

How does buying back stock affect a company's credit spread?

How does buying back stock affect a company's credit spread? Would it cause it to get smaller? Any clarification would be appreciated.
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0answers
32 views

Is there a reliable International Currency Exchange rates provider in JSON format

I am looking for a currency exchange rate provider (preferrably) JSON format , that is free/open and also reliable. Anybody here have any experiences working with some solutions like this? Cheers!!
0
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2answers
96 views

What does cash mean in the fixed income context?

In a job description, it lists the sub categories of fixed income products: cash, swap, futures and options. I understand what other three mean but what's "cash" in this context? In another occasion ...
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0answers
142 views

Yahoo options chain pricing vs stock broker pricing

I am having hard time understanding the price difference of yahoo option chains. For example: Yahoo shows for TWTR FEB 17, 2017 CALL @16.50 option ...
0
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0answers
54 views

Simplest portfolio optmization under transaction costs

I've been studying portfolio optimization trying to go step by step. After seeing much of Markowitz and Merton's work (Although I still don't get all of it), I would like to have acquire more ...
1
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1answer
194 views

Monthly returns annualized vs annual returns [closed]

Lets say that I have a stock with annual returns, $a_i $ for year $i\in \left\{1,...n\right\}$ and monthly returns $m_{i,j}$ for month $j\in \left\{1,...12\right\}$. Lets define monthly returns to be ...
5
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7answers
1k views

Do quants need to know Accounting?

Do quants need to know Accounting? In my school's undergrad Quant program, we had Financial Accounting and Managerial Accounting, which were listed as prerequisites for our undergrad Finance subjects....
-3
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1answer
688 views

Exponential Discounting of Cash Flows [closed]

I wonder for exponential discounting method to do the discount cash flow, may I doing it right as the following screenshot from Excel, assuming the discount rate is 4%? Thanks!
1
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0answers
47 views

Financial instrument code crossreference

Is there some source to have a XREF of various instruments codes as used by different providers ( IE Reuters Bloomberg others ) as well as ISIN, are there some sources/strategies already in place?
1
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1answer
537 views

For any efficient portfolio, does there exist another efficient portfolio which has zero correlation with it?

For any portfolio on mean-variance efficient frontier, does there exist a portfolio on the frontier which has zero correlation with it? I tried to play around with the covariance, by setting ...
1
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0answers
87 views

Can someone suggest some good reads on OAS and Spread Duration?

I have been through the CITI Yield book paper and the OAS by Barclays. Is there is anything else that tackles this topic? Any help would be much appreciated. Cheers!
0
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0answers
36 views

Obama's lowering mortgage ins rates makes no fiscal sense, because the Fed just raised its rates for the first time last year. Right?

Background: This is a follow up from this question, regarding Obama's lowering of the mortgage insurance rates 11 days before Trump was inaugurated (not to go into effect until week after Trump became ...
3
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2answers
4k views

What is the difference between pull to par and roll down in both mathematics and conceptual?

I don't really understand the difference. Shouldn't roll down and pull to par be the same technically? If a bond is trading as a discount it "increases" in value because everyday gets closer to par, ...
1
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0answers
51 views

How to find the ideal options trade given certain return distribution?

Suppose I have a probability distribution for the return of a given stock from now until some expiration date. Is there any algorithm/process/software that will take that probability distribution and ...
1
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0answers
116 views

Self financing strategy : how to understand it in continuous + transaction cost model?

I'm having a hard time trying to understand a formula about self financing strategy trading. Let's suppose you have two assets, $\phi=(\phi_0,\phi_1)$ is the vector that represents the quantity you ...
1
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2answers
214 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 ...
5
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2answers
215 views

Why is $Y(t)V^h(t)$ a martingale?

Let $\lambda$ be the market price of risk: $\frac{a - r}{\sigma}$, and define $Y(t) = e^{-\lambda W(t) - (r + \frac{\lambda^2}{2})t}$. Let $V^h(t)$ be the value process of any self-financing portfolio....
0
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1answer
145 views

what % of stocks with +$1b market cap will double in 3 years on average historically?

If I'm looking to pick stocks that will double in 3 years, how do I figure out what is the likely universe that I'm choosing from? I just want a rough estimate of the universe given the market cap ...
3
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3answers
3k views

Batch-downloading Bloomberg data into Excel

My company has Bloomberg terminal, but I've heard I shouldn't import any batch of data into Excel using BLP plugin, because it is pricey. They told me that some time ago somebody did this and they ...
1
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0answers
1k views

How to calculate the initial payment of a graduated payment mortgage (GPM). Real estate Mortgage analysis

My professor used this: 12%, monthly-pmt, 30-yr GPM with 4 annual step- ups of 7.5% each, then constant after year 4: $$L=PMT \left[ PV(0.01,12,1) + \frac{1.075}{1.01^{12}}PV(0.01,12,1) + \frac{1....
2
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1answer
168 views

Where can I find ideas for strategies? [closed]

Every book I read refers me to many other books, there is practically no way I can read all this text in my life time. Once and for all, where is the best place to fish for ideas?
1
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1answer
787 views

Pricing log-contract with Black-Scholes PDE

I was wondering if someone could help me with a problem, regarding the Merton Black Scholes PDE. I have an exam soon and this question on an old exam has been bothering me and a friend for quite a ...
0
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1answer
50 views

Where can I get intro to basic personal finance terms? I'm a software engineer [closed]

I am a software engineer. I might be working on a project in near future that will require some knowledge of basic finance terms. I never had any course about finance or accounting in college or ...
0
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1answer
45 views

How to determine how much a company can invest in M&A activity?

I am an engineer who is increasingly interested in business-related things, and I am reading and learning a lot about what you can derive e.g. from financial statements. One question I was wondering ...
1
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2answers
169 views

The meaning of risk-neutral pricing?

Assume that the underlying $S$ is some index, hence the risk-return $\mu=0$, where $S$ meets $$d S = \sigma S d W_t.$$ Let $V$ denote the price of the corresponding call option. To construct the ...
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0answers
22 views

Why does the difference between two year's retained earnings not add up?

I am looking at a company's 10-k filing history for my valuation. I have collected figures for retained earnings, net income and ...
0
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1answer
3k views

How to Calculate a Negative ROI?

How to properly calculate negative ROIs? I am just wanting to calculate very simple ROIs, which could be very negative, but it doesn't seem to work. Wikipedia defines ROI as this formula: return ...
3
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1answer
93 views

APR and Term to Principal Repayment Schedule Approximation

Is there any established "industry standard" to obtain an approximation for the expected principal repayment schedule for a given loan amount, term in months and APR with monthly payments ? I ...
2
votes
2answers
629 views

Is it possible to download stock-data countrywise with quantmod package for R?

Is it possible to download stock-data countrywise with quantmod package for R ? Hi, I'm wondering if it's possible to download equities countrywise. Let's say i want all data from the Finnish market....
1
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1answer
76 views

Firm Stock market

Let's say that I live in my own world, with 20 inhabitants. I own a firm called mc Donald's. ( my people purchase food there of course). Each income to mc Donald's gets into the firm bank. McDonald'...
-1
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1answer
134 views

Zero-coupon Loan Investment [closed]

Zero-coupon default-free interest rates maturing over the next five years are listed below (in percent per annum, continuously-compounded): Maturity Years -- Yield 1 --------------------1.9 2 ------...
8
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2answers
360 views

The Relation Between the Ricci flow and the Black-Scholes-Merton Equation

Grisha Perelman once wrote that The Ricci-flow equation, a type of heat equation, is a distant relative of the Black-Scholes equation that bond traders around the world use to price stock and ...
0
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1answer
102 views

Calculating historical Bond returns

How would you calculate historical bond returns using bond prices? Would you treat bonds just like shares ? Thanks
2
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0answers
87 views

Will I have time to continue reading some papers in physics after joining hedge funds? [closed]

I'm a phd student in physics, and trying to find a job in hedge funds (which better value and respect scientific logic and methods very much, rather than focus on the social network. Although I'm good ...
3
votes
1answer
78 views

Equity Dilution Question

Prior to equity financing: Market Capitalization is $1B Current Share price: $50.00 Total Common Shares outstanding: 20,000,000 The company wants to raise 100M in equity through stock selling. I ...
1
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3answers
121 views

Suppose i want to track S&P500 index using 15 stocks, how do i adjust their weights?

I am given 15 stocks (which is listed in NYSE), and want to track/replicate the S&P500 index. So i am currently have the information about the stock price, and given some capital to invest in (all ...
1
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2answers
1k views

Trading liquidity risk

I am trying to understand trading liquidity risk $\cdots$ "Trading liquidity risk occurs when an entity is unable to buy or sell a security at the market price due to a temporary inability to find a ...
13
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2answers
1k views

Models crumbling down due to negative (nominal) interest rates

Given that the negative interest rates on a lot of sovereign bonds with maturity under 10 years are trading in the negative (nominal) interest rate territory (recently also the short term EURIBOR has ...
8
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2answers
3k views

Change periodicity on Rblpapi

So Dirk Eddelbuettel, Whit Armstrong, and John Laing released Rblpapi to CRAN recently, and it is awesome. I'm having some difficulty understanding how the overrides work though, hopefully someone can ...
0
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1answer
106 views

How do I loop through all the stocks and find the 10 stocks with the highest Sharpe ratio using R program?

I am recently doing a project, which I need to apply Sharpe ratio to all the stocks. How do I loop through all the stocks and find the 10 stocks with the highest Sharpe ratio using R program? Thanks a ...
1
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1answer
50 views

Measuring the surprise element of policy actions

Dear fellow community members, Here is the excerpt from Bernanke and Kuttner (2005) that I need to apply to gather my data. "A measure of the surprise element of any specific change in the Federal ...
1
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1answer
170 views

How do I find this Expectation?

I have an expectation given as: $\mathbb{E}\left(S_{T}\mathbb{1}_{S_{T}\geq K} \right)$ where $K$ is just an arbitrary number (i.e. the strike price, but that's unimportant) and $S$ can be modelled ...
1
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0answers
323 views

question about the market quote from bloomberg

I am a little bit new in finance. Perhaps it is not suitable to ask here, but still, I would like someone can help me. What I have now in hand are normal volatilities taken from Bloomberg for a ...
1
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0answers
416 views

EWMA in python using the arch 3.2 package and pandas

I have a hard time figuring out whether my EWMA calculation of variance is correct when using the python package ARCH 3.2. Currently, I am doing the following: ...
7
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2answers
655 views

Does financial math benefit society?

This is an open ended question but just want to hear some of everyone's thoughts on this. How does financial mathematics benefit the economy, the stock market, and the individual investor? I know ...
3
votes
1answer
3k views

Risk Free Rate vs LIBOR

Theoretically, in pricing derivatives, most textbooks refer to the risk-free rate. What is obtainable in practice? The risk-free rate or the LIBOR rate?
2
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3answers
2k views

accuracy of Yahoo Finance stock data (Python module)

I am using the yahoo finance python module: https://pypi.python.org/pypi/yahoo-finance I am using it for a project and would like to see if anybody else uses data from this source and can vouch for ...
1
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0answers
120 views

Programming language to compliment Finance degree [closed]

I've read a few questions regarding this, but want some new (more recent) opinions. I'm in the process of pursuing a degree in Finance, complimented with some Math and a sprinkle of Computer Systems. ...
2
votes
1answer
406 views

How do I calculate Market Dividend Yield from this data?

Thanks for reading, I am trying to calculate the market dividend yield for this set of data. The authors define it as 'The market dividend yield (MDY) is the one-year dividend from the CRSP value-...
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0answers
124 views

How can we observe volatility smile from the market. Drawbacks of Heston Stochastic Volatility Model

Here are two questions related to implied volatilities. a) The set up here is for an European option. We can get its implied volatility smile from calibration, the question is why could we also ...