Questions tagged [market]

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34 views

Going long/short in options

When I short a stock, it is because I have a suspicion that the market will fall and I can therefore capitalise by selling high and buying low. In contrast, if I go long on a stock, it is because I ...
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1answer
31 views

ETF bid/ask spread [duplicate]

I was just wondering if someone could explain to me how an ETF market maker earns profit through the spread they collect while hedging the positions to be non-directional. For example I read somewhere ...
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28 views

What is the name of leverage contracts where the worst case payoff is zero?

In a typical leverage futures contract the value of a position can be negative. That is to say, if you go long \$100 with 10x leverage at a price of \$50 and you then sell at \$40, the value of the ...
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42 views

Why are prediction markets based on logarithms when a linear solution can suffice?

For example, take a binary outcome; A coin toss, heads or tails. If heads, then those that picked heads receive \$1 and tails receive \$0. To quote the prices for each bet Hanson's LMSR uses ...
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1answer
51 views

Free website to obtain corporate bond's data similar to cbonds?

Does anyone know of any website where I can obtain corporate bond's data in the same fashion as "cbonds" (they let you look up by issuer, maturity, etc.). Ideally free? I need to know bond ...
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49 views

Market and Funding Liquidity shocks

I am trying to measure the effects that Market and Funding liquidity have on a certain portfolio of U.S. stocks. I proxy market liquidity by using the Pastor-Stambaugh (2003) liquidity factor and use ...
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0answers
58 views

How to protect oneself from a market crash?

What shall someone do to prepare for a market crash? Either a partial, referring to e.g. a financial crisis like 2007 - 2008 or a full crash, for example after a war or currency reform (being lead by ...
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1answer
73 views

Over-night Black-Scholes

I have a question for Black-Scholes. It is a continuous approach, but the real market closes every day. So for the Black-Scholes, how do we count the time effect of during the time when the market is ...
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1answer
179 views

Relation of risk-neutral probability measures to arbitrage opportunities

Could someone describe how risk-neutral probability measures are linked to arbitrage opportunities and also to whether or not a market is complete? I've been asked this question and am unsure how to ...
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23 views

Search for a stock in different markets around the world

I want to search for a stock to see on how many stock markets globally the stock is listed. How can I do that? Thank you very much
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0answers
52 views

What share of the stock market is owned by whom

These days we were discussing whom you have to beat if you are trying to earn money in the stock market. I think the players are private stock holders actively managed investment funds ETFs maybe ...
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1answer
49 views

Which models have non-smooth densities?

By smooth, I mean a density $f$ that lies in the space $C^\infty$, infinitely differentiable. Are there, in the literature, some known models where the underlying density of the state process is non-...
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1answer
172 views

Market makers order execution on the order book

If a market maker is required to always have at least one order on a certain side of the order book (buy or sell), if there's no one else in the market and just market makers left on the book, will ...
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1answer
501 views

Market risk FRTB: calculation of Vega risk charge

I recently started working on a project that requires me to deal with the new market risk standard issued by the Basel Committe: https://www.bis.org/bcbs/publ/d457_faq.pdf I am trying to calculate ...
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840 views

Historical data for total market capitalization

I'm working on a data analytics certificate and need historical data on the total market capitalization for the US for a course project. Can anyone suggest a source? Thanks!
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0answers
49 views

Definitions of bubbles

In Financial Bubbles: Mechanisms and Diagnostics, Sornette and Cauwels define the concept of "bubble": More technically, during a bubble phase, the price follows a faster-than-exponential power law ...
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2answers
1k views

Criteria to assess the possibility of corporate bankruptcies in U.S. equity exchange markets [closed]

Which criteria do you suggest to measure the susceptibility of bankruptcies (e.g., Chapter 11, 7) for a company in a U.S. equity exchange market (e.g., NYSE, ...
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0answers
64 views

How did this after hours massive NFLX short/long strategy make a profit? [closed]

I’ve seen thus market action 2 times now in the past few months. The first was before ADBE earnings release, and most recently was NFLX release. The setup: Earnings release pending after hours ...
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5answers
815 views

What actually drives a stock price up ou down?

Can someone please explain to me how stock prices go up and down? What are the underlying physical and information technology phenomena and algorithms that drive a stock up or down? Books just say ...
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2answers
302 views

Order books theoretical price

Suppose we have the following bid/ask spread for a particular stock: What is the theoretical value of the stock? Now suppose we have: What is the theoretical value of the stock? Now suppose a ...
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1answer
42 views

Demand Function

I have seen the following demand function $q=a-p+c\bar{p}$ where $p$ is the price, $\bar{p}$ is the so called "average price". The values $a=1-c$ are competition parameters. I have basically two ...
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1answer
1k views

Exclusion of Utilites and Financials in Magic Formula

In Joel Greenblatt's magic formula, see https://en.wikipedia.org/wiki/Magic_formula_investing, why are utilities and financials excluded? What is the reasoning behind this?
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1answer
694 views

Market Risk - Trading and Banking book in light of Basel III

I can not understand whether Basel III (in the part of market risk) applies both to Trading Book and Banking book or just to the first one. I have read that for what concerns Banking book you only ...
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2answers
2k views

How does after-hours trading affect the next session prices? [closed]

I just read about after-hours trading (and here ), but remain unclear as to what happens to the price level of the next open session. In other words, Do the prices change during after-market hours? (...
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1answer
616 views

How to download only amex and nyse data from CRSP?

I am a beginner and I have a very elementary question, but I don't know where to find the answer! I am downloading the CRSP monthly stock files for 20 years. I ...
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1answer
269 views

Equivalent Martingale Measure result Hull?

I've been reading Hull's chapter about Martingales and measures where he states that if you have the dynamics of two securities as follows: \begin{align} \frac{df}{f} = (r + \lambda \sigma_f) dt + \...
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2answers
208 views

SPX Trading Capital: What happened on December 5, 2016?

(I am not certain if this is the correct Stack to post this question.) What structural changes, legislative or otherwise, took place in 2016, such that on Dec 5, 2016, the Trading Capital (Price*...
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0answers
53 views

Market Profiling open source packages or tools

after reading the book Mind Over Market by Dalton I was wondering if there are any open source packages for Market Profiling (the technique developed by J. Peter Steidlmayer for representing price ...
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4answers
1k views

is there any alternative to FIX protocol

I have heard that FIX is one of the most widely used protocols for communication of securities exchange systems (correct me if its not!!). My question is: is there any other well known protocol like ...
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1answer
371 views

Control for non-synchronous trading in correlations

I am trying to replicate some results from the Betting Against Beta paper by Frazzini & Pedersen. In section 3.1, Estimating Ex Ante Betas, they illustrate their approach to correlations: [we ...
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2answers
138 views

Understanding the downsides in of trading in smaller exchange

I've been algo trading a small portfolio within NYSE for about a year now. And while do end up running positive P/L results are far from spectacular. I ran a test using my strategy in OMX Stockholm ...
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1answer
205 views

Why change numeraire for the LIBOR Market Model

There are two form of LIBOR Market Model that has a drift introduced. I would like to know in plain english explanation why do practitioners use these changes of measure. Are there any significance to ...
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0answers
239 views

Variance swap “fast” models

As far as I understand, Variance Swap (VS for short) function as follows : no payment when entering the contract at maturity the VS buyer pays a strike $K^2$ and is paid (by the VS seller) the ...
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1answer
378 views

Yahoo: Downloading Stock data from symbols with a period (.)

Hi: I'm using R to start learning about quantitative finance. I'm good at R, just learning finance. Some stocks on the TSX have periods in their names, usually indicating that it's a class B share, ...
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3answers
11k views

How reliable is data from CSI Market?

I am finishing up a reference guide for my graduate students on key financial ratios. Would like to include S&P 500 current metrics in my guide. But need to know how reliable is this company CSI ...
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2answers
956 views

How could I become a market maker in forex/equity market?

By being a market maker, I mean when I post a limit order, someone could take your order. For example, suppose during this second the bid-ask is 1,1.01 constantly and I posted a limit order to buy at ...
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1answer
113 views

What just happened in the market?

How can a day trader figure out what event might have triggered a sudden spike in volume that occurs after hours? Example: a quarter past midnight (NYSE time), the ES Dec 2016 future is crawling ...
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1answer
58 views

Definition of the bubbles and crashes

can anyone help me to explain how the following model works? In this formula $P(t)$ is a price at time $t$ and $F(t)$ is the residual noise term. The $\omega(i;T_i)$ and $P_{o}(i;T_i)$ are ...
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1answer
11k views

Understanding the GDAX price chart [closed]

I'm a beginner looking at the USD-BTC price chart on gdax: https://www.gdax.com/trade/BTC-USD It looks like this: I'm trying to work out what the top graph means. Can anyone tell me what each of ...
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1answer
3k views

Creating a Beta-Neutral Portfolio

Given a portfolio of assets (say 10) and trading signal (1=Hold): ...
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2answers
99 views

What kind of indicators would you look in the market preceding a recession/crisis?

What kind of indicators may have predicted the upcoming financial crisis in the 2000 or 2008?
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1answer
222 views

Interpretation of Risk Premium for Schwartz one-factor model

I have to deal with this one-factor model: \begin{equation*} \begin{cases} dS_t = \alpha \bigl(\mu - \log(S_t) \bigr)S_t \, dt + \sigma S_{t} \, dW_t \, , t \geq 0,\\ S|_{t=0} = S_0 > 0, \end{...
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3answers
692 views

How to apply the CAPM to 6 stocks from different markets?

I would like to apply the capital asset pricing model (CAPM) for selecting proportions of 6 different stocks. In introductory books, the CAPM model assumes that there is one market index (e.g. the S&...
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1answer
78 views

Are financial returns considered more volatile in recessionary times as opposed to expansionary times?

I need help in understanding some results that I have obtained. I am doing some out-of-sample performance analysis for different targets of volatility in mean-variance optimization where I solely ...
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2answers
175 views

How to interpret the movement of stock index futures, in regards to regular market movements

In the hours before the stock exchanges open for the day, financial news reporters often discuss the latest developments in stock index futures. I'm curious how to interpret the developments they ...
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2answers
156 views

Is complete market or not if appreciation rate is random?

Consider the stock price process satisfies the following SDE: $dS_t=\mu_t S_tdt + \sigma S_t dW_t , S_0=s $ and the appreciation rate process $\mu_t$ satisfies the following SDE: $d\mu_t=(a-\mu_t)...
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1answer
52 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?
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167 views

How many PHD level quant are there in US market? [closed]

How many PHD (economics+finance) level quants are work here in US market?
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5answers
6k views

Under the CAPM, how do I deal with market returns being below the risk-free rate?

Let's say I'm using CAPM to estimate the cost of equity, so I need expected market returns for the calculations. The standard approach is simply to compute arithmetic mean of an index (or rather its ...
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0answers
3k views

How can I use Thomson Reuters Eikon to get a list of large historical companies?

I am trying to use Thomson Reuters Eikon to get a list of historically large companies, for example, what were the 1000 largest companies by market capitalization in 1990? I would like to get lists of ...