Questions tagged [finance]

Finance describes the management, creation, and study of money, banking, credit, investments, assets and liabilities as well as the systems to handle these instruments.

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30 views

Fama and French HML and SMB factors

I am investigating the Fama and French model using a Bayesian selection procedure laid out by Barillas and Shanken (2018). When I plot the cumulative probabilities of each factor, I notice that for ...
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50 views

Why standard errors in macro-level variables are normally higher than that in firm-level variables?

From this dicussion, the commentor said Lastly, firm fixed effects may absorb more variation and likely reduced the size of their standard errors. In practice, I also mainly see that the standard ...
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1answer
44 views

Show that the following result holds true for the variance of the return of a portfolio of shares

Start with a portfolio $p$ of $n$ shares, each with weight $x_i = \dfrac{1}{n}$ (for $i$ ranging from $1$ to $n$, discretely). Its return is given by: $$R_p=x_1R_1+\ldots+x_nR_n=\sum_{i=1}^{n}=x_iR_i\...
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78 views

Completing the financial investment disclaimer platitude with statistics terminology

Take the typical disclaimer often seen where investment products can be found. Here is a sentence from the fine print of BlackRock's fundamental equity fund page: Performance data quoted represents ...
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1answer
61 views

Basic stock shorting question [closed]

So im just a little cloudy on how shorting a stock drops the share price. I understand that you borrow, or set aside shares from your brokerage to then buy later at the origional price. My guess was ...
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16 views

How to calculate NOPAT if the effective tax rate is 0 or negative

I am trying to calculate NOPAT for L S STARRETT CO. The effive tax rate I calculated for 2020 was -0.09% Operating Income was -5.3 mill. Using the NOPAT formula Operating Profit * (1 - tax rate) I got ...
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32 views

Backtesting of outperformance of a benchmark using the Deflated Sharpe Ratio

I want to test whether, let's say, strategy A outperforms strategy B. In Marcos López de Prado's book Advances in Financial Machine Learning he presents the following statistics: The Probalistic ...
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30 views

Estimating abnormal return of individual stocks using Fama French 3 Factor Model

I would like to calculate the abnormal return of individual stocks for the american market using the Fama French 3 factor model. The factors (like HML, SMB, ...) for the American market are provided ...
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11 views

Capital Charge or Capital add on for Concentration risk using Model-free measure standardised HHI (Herfindahl Hirschman Index)

I am looking to calculate the Capital Charge or Capital Add on for Concentration risk using standardised approach using HHI Below is the HHI index calculation What is procedure to calculate the ...
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26 views

Theoretical reasons for the difference in share price when estimated with DCF-Analysis and DDM

I saw that when estimating the share price with DCF-Analysis (Discounted Cashflow Analysis) and with DDM (Dividend Discount Model) the estimated share price happens to be different sometimes when ...
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1answer
44 views

How does a company increase its free cash flow? [closed]

I am new to the finance space. I read the goal of a company (Philips) is to increase its free cash flow to above 2 billion euros by 2025. I understand that free cash flow is the amount of disposable ...
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1answer
24 views

Reason for difference in share price between DDM and ERM? [closed]

I've calculated the Share Price of a fictional company both using the Dividend Discount Model (DDM) and the Earnings Recapitaliazation Model (ERM). However, the share prices differ significantly ...
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41 views

Should we include the industry variables when we control for year*industry fixed effects?

In panel data, we control for firms and years fixed effects even we also have some time-variant firm-level regressors. I am wondering whether it also happens at the industry level. If it is the case, ...
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1answer
95 views

Why continuously compounded interest a standard in finance? [closed]

Why is the "continuously compounded interest" the standard in finance? Many finance textbooks use the formula e^rt without justification. The assumption that the interest frequency is ...
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64 views

Expected value of P&L based on option prices

How can we compute the expected value of P&L assuming the option price is given? Do we need to have more information to calculate P&L?
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1answer
32 views

How to understand “OAS assumes the recovery rate of the bond is 0” and “OAS” does not include credit risk?

My confusion is, the OAS comes from Z-spread with adjustment on option value. Does it mean the z-spread is assuming that the bond never defaults so that it does not include the "credit risk"?...
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1answer
49 views

How to convert CDX spread to price?

Example: assume the current HY CDX is with 5% coupon. The spread is around 300bps, with a duration of around 4 years. Would you pls help me to understand why we can proxy the HY CDX price as 100+4*(5%-...
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1answer
384 views

what does “p&l leak ” refer to in finance?

I have saw "p&l leak" in book/paper more than once, especially when talking about hedging, etc. what does "p&l leak" exactly refer to? Thanks
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1answer
82 views

ACT/360 and business day convention interest question

The question I've been stuck is: We have a deposit of 10 million on 2011-04-01 for 7 days at 4 percent, assume T+2 settlement, calculated with ACT/365 basis and following business day convention. (04-...
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1answer
74 views

Regression analysis in finance - book recommendation

Hey I am looking for a good book about regression analysis in finance (e.g. credit risk). Could you recommend something? It would be great if this book will be connected with some programmic language ...
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1answer
49 views

Martingale problem on biased random walk

I am struggling to understand the martingale property of exponential of a biased random walk. For example, in the following problem how do I verify whether the following is a martingale, submartingale ...
4
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1answer
124 views

forward variances under rough bergomi

I have seen in several papers on rough volatility using the following expression for the forward variances $$ d\xi_t(u) = \xi_t(u) \eta \sqrt{2H} (u-t)^{H-1/2}dW_t $$ Can anyone explain to me how this ...
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47 views

Different tickers with the same ISIN are the same - even if stock price is different?

I'm a little confused about this. Say there's a ticker I'm interested in called A ("Company Holding AG") @ \$1.2. I search for ...
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23 views

How do I calculate inflation adjusted CAGR?

I'm running backtests with monthly data going back to the 1920's and I'd like to compare different strategies using inflation adjusted CAGR. But I don't know how to calculate it. Would any of these ...
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0answers
30 views

Change weights of the portfolio [closed]

I have spent a lot of time finding some trading alphas. Now, I have about 10 alphas to trade Future, I also optimized the portfolio by using Markowitz's Modern Portfolio Theory (MPT) to get weights. ...
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2answers
138 views

Pricing binary options

A binary option pays an amount of money if an event takes place and zero otherwise. Binary options are usually used to insure portfolios against large drops in the stock market. On March 25, 2021 the ...
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0answers
107 views

Daily weights and returns of portfolio that rebalances monthly

I am to replicate the Betting against beta strategy by Pedersen and Frazzini. We use daily returns of the stocks and construct two portfolios based on their ranked betas. Weights is also based on the ...
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0answers
36 views

Milstein scheme for Heston model - rate of convergence

Heston model is described by following SDE \begin{equation} \begin{aligned} dS_t &= \mu S_t dt + \sqrt{\nu_t} S_t dW^S_t \\ d\nu_t &= \kappa(\theta - \nu_t) dt + \xi \sqrt{\nu_t} dW^{\nu}_t \\ ...
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73 views

Which interest rate model is the most popular

Hey on wikpedia (https://en.wikipedia.org/wiki/Short-rate_model) there are quite a few short rate models listed, but which models are the most commonly used now? Because such simple models as Vasicek ...
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0answers
41 views

How to backtest using portfolio compositions in python using backtrader

I have a csv file / pandas dataframe which looks like this. It contains various portfolio compositions for different strategies. Mostly based on different optimisation methods, max sharpe, min VaR etc....
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1answer
54 views

Where can I find the list of companies in US that have defaulted

I am trying to find a list of US companies that have defaulted in the recent past .Any link for this?
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1answer
58 views

What is the difference between a non-convertible and a non-deliverable currency?

it seems non convertible (eg CNY) or partially convertible (eg BRL) may be due to capital controls or a currency only used domestically. I was then wondering what is the difference between a non-...
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3answers
109 views

TIPS (Treasury Inflation Protection Security) Information

I've recently been learning about TIPS and their role as an inflation protection instrument. If you buy a TIP even when it has a negative real yield-to-maturity, is it still possible to have a ...
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0answers
17 views

Backtesting multiple portfolio optimisation and trading strategies using number of stocks to purchase as input

I want to backtest a trading strategy + portfolio optimization but I have never used a backtesting program before. I am comfortable with python I think. My outputs from my trading logic (after ...
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0answers
32 views

Euribor + margin

I have this bond assigment where I have to calculate the CF each quarter, given a constant EURIBOR3M rate of -0,539%. There is also a 1,6% margin per annum that I have to take into account. The ...
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1answer
35 views

current FRA quotation

where can I find the current FRA (Forwad Rate Agreement) quotes? I know this is an OTC contract, but I would like to see what the rates for such contracts look like at the moment.
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0answers
44 views

Converting Euro returns into USD terms

I have a series of log returns calculated on an index that is priced in Euro terms, and I'd like to convert those returns into USD terms. Would it be mathematically correct to calculate log returns on ...
1
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1answer
244 views

Pricing of forwards contracts

Of the courses I am taking in college this semester, two are Financial Mathematics and Derivatives. In each course, we learn different formulas to calculate the forward price of a forward contract. ...
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0answers
28 views

Cox-Ross-Rubinstein Model Closed Formula for Call Option

I am I quite new to the topic and at the moment I am self studying the CRR model. My notations are: $N$ number of periods, $\delta T$ length of one period, $S_0$ stock price at time $t=0$, $f_0$ ...
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0answers
317 views

Yield-to-maturity (YTM) vs effective annual rate (EAR)

If the yield-to-maturity (YTM) on a bond is 5%, is the effective annual rate (EAR) on the cash flows associated with the bond also 5%? I know that YTM does account for the present value of a bond's ...
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0answers
45 views

Rewriting WACC Formula

$WACC = \frac{E}{V} * R_e + \frac{D}{V} *R_D(1-T_c) $ where $R_D$ should be the cost of the debt. $T_c$ is the tax rate. When googling the formula for cost of debt I find $Cost of debt = R_D = ...
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2answers
44 views

Is there ever a case where there are multiple ticks (different prices) at the same tick timestamp in Forex?

Say I'm receiving ticks for AUDUSD. The timestamp for Forex tick data seems to go down to a resolution of .001 second (milliseconds). Example: ...
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2answers
30 views

UK Government Debt Statistics

I would like to find some stats regarding UK Government debt. Any leads ? I am looking for following questions Debt / GBP ? ( Got it already ) Debt profile ( by maturity, instrument) New debt ...
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1answer
86 views

Why does holding a linker give you positive carry when inflation indices move up?

My book says: "By construction, the cash flows of inflation linked bonds are indexed, using daily indexation factors that are applied to the real price of a bond to arrive to the dirty price of ...
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2answers
162 views

Storing options EOD time series in Flat Files

I have purchased data for EOD settlements of options prices for USA futures for personal use. I will not need multiple user access or real time access. I am not an expert programmer but use C# and R ...
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1answer
33 views

Valuation of the minimum guaranteed return that (some) pension funds provide - how would you do it?

Let's say a pension fund guarantees an annual return of at least 5% to their customers/investors, such that the investors face a payoff like the one of a call option (no downside). For this guarantee ...
1
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1answer
103 views

Calculation of Market portfolio from efficient frontier

I have a specific Portfolio frontier. Can someone provides me with details about how can I calculate the market portfolio from the efficient frontier? I know that I have to draw the tangent line from ...
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0answers
57 views

Exercise on Delta-Neutal-Hedging

Suppose you have three positions in the following assets in euros: long on 10.000 calls (maturity T = 3 months, strike= 0.55, Delta (1 call) =0.533), short on 210000 calls (maturity T = 3 months, ...
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0answers
36 views

Kalman Filtering theory and application in Finance models under asymmetric or incomplete information

Why do we need Kalman Filtering theory in dynamic models in finance when we consider an environment of asymmetric or incomplete information? I understand that this has to do with the update of the ...
0
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1answer
57 views

What does XIRR show?

I've put aside 1000 EUR for trading strategy test. Made number of trades where each position was worth 5 EUR. At any moment there was invested from 0 to 80 EUR. Entered all cashflows to XIRR function ...

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