All Questions

Filter by
Sorted by
Tagged with
0
votes
1answer
23 views

CDOs before the 2007 crisis

I read that before the financial crisis of 2007 the CDOs were so complex that investors could not analyze them. Were they just complex, or was there no public information about what they contained? ...
2
votes
0answers
26 views

Tangency portfolio with two additional constraints

I know that the formula for determining the weights of the Tangency portfolio is given as $w_{tan}$ = $\frac{\Sigma \mu}{\iota^{\prime}\Sigma\mu }$, but I was wondering how to derive the weights in ...
0
votes
1answer
31 views

How does buying a CDX and then taking a short CDS position generates alpha?

Can someone please explain to me how buying a CDX and then taking a short CDS position generates alpha? I am so confused.
0
votes
1answer
36 views

DCF Valuation Models

Does anyone know of any websites that have sample models or mind sharing their DCF models? Trying to get started modeling and can't seem to find many great resources. I know of Damodaran, but his ...
1
vote
0answers
39 views

How does the volatility skew/smile relate to hedging/trading vanilla contracts?

I know that obtaining and calibrating the smile is important in the hedging and trading of exotics since we use vanillas to hedge and price exotics. How is the smile important in the hedging and ...
1
vote
1answer
38 views

EONIA capitalisé jour tr eur: can't find index data! Do you know what kind of index is?

To get EONIA capitalisé jour tr eur index returns (monthly returns from 01/2007 until the most recent) is challenging. First i googled the index name searching for the ISIN or the index provider ...
0
votes
0answers
31 views

looking for a simple realistic parametric volatility model

Which parametric volatility is realistic to test quickly and qualitatively a model? I do not wish to fit market quotes but would like to have a non-trivial volatility with skew or smile to do some MC ...
1
vote
1answer
29 views

impact of bond futures conversion factor on calendar spread trading

i have a quick question about conversion factor and his implication in calendar bonds roll trading. I go short on a calendar roll (short front+long back) which has the same cheapest to deliver. The ...
-2
votes
0answers
29 views

Stochastic volatility with Bayesian inference in Python

Do you know any package in python, for Bayesian stochastic volatility in python?
1
vote
3answers
72 views

Sum of relative weights in portfolio equal to 0

In the context of portfolio optimization, for now I encountered only cases where the sum of relative weights $h_n$ in each stock is equal to 1. However, I've seen that there are cases where the sum is ...
0
votes
0answers
38 views

Difference between Predicting stock returns and Forecasting stock Returns?

The data that is used are either Technical Indicators, Fundamentals Indicators or Macro Indicators which is time series in nature. Given, if we are estimating one-period ahead returns(t+1), is there a ...
0
votes
0answers
20 views

What NPV value to expect with X% success?

cross-posted from https://math.stackexchange.com/questions/3326309/what-value-to-expect-with-x-success I'm trying to intuit the following statements based on the plot below, but I'm stuck on the ...
0
votes
0answers
34 views

Solutions for Paul Wilmott Derivatives Book

I am looking for solutions manual for Derivatives, "the theory and practice of financial engineering". I'm not sure if the manual is published ever but I couldn't get it. I would be more than happy ...
1
vote
2answers
59 views

How does duplicate data affect backtesting?

Before developing a trading strategy, one should clean and preprocess his data set. It is very common that a data set contains huge number of duplicates. Question: How does duplicate data affect ...
0
votes
1answer
59 views

How does one calculate the duration of a cash flow

The question reads: A firm has liabilities as follows: £2,910 at time t = 0 and £7,501 at time t = 4 (time is measured in years). On the asset side the firm has two payments, each for £5,000, at time ...
2
votes
1answer
64 views

Question about volatility surfaces

As a learner, I'm curious to know the answer to 2 questions regarding volatility surfaces 1) It's stated that volatility surface should be flat accdording to Black-Scholes model. Why is that? Time (...
10
votes
4answers
3k views

Does banks' profitability really suffer under low interest rates

It is always said that European banks suffer, amongst other things, from the low interest rate environment governing the Eurozone. And that in a rising interest rate environment, banks' profitability ...
1
vote
1answer
72 views

What is the annualized realized volatility of simulated Brownian motion paths?

I saw this following question in an exam. Take a Brownian motion simulation with drift 5% and annualized volatility of 20% for a period of 1 year. Then the annualized realized volatility of the ...
1
vote
0answers
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,...
1
vote
0answers
11 views

How to implement Time varying EWMA cross correlation in STATA?

I have read this question, I know about lambda, demeaned subindexes. But not able to implement in STATA?
1
vote
0answers
51 views

How to find the right Shift for the SABR Model

I'm looking for the right approche to find the right Shift for the SABR Model.
1
vote
1answer
51 views

Can we use Black-Scholes to price path dependent options?

I know that we can use the Black-Scholes framework to price vanilla products like a European call or put, where the payoff only depends on the share price at maturity. But can we use it to price path ...
0
votes
0answers
27 views

Negative drift when calibrating GBM parameters

Setup for question: Consider a basket of $N$ stocks $\{S^1, S^2, \dots, S^N\}$. For fixed strike $K$, each stock in the basket, $S^i$, follows the SDE $$dS_t^i = \mu^i(t) S_t^i dt + \sigma^i(K, t) ...
5
votes
0answers
88 views

monte carlo simulation

I'm a graduate student working on a real options research problem suggested to me by my advisor. I'm not looking for a solution, but I'd like to know about the feasibility of numerically solving the ...
0
votes
1answer
85 views

What does “Gamma profit/loss” mean?

I understand the Greeks as derivatives, but I'm very confused with terms like "Gamma profit/loss""Theta profit/loss". What do these terminologies mean? I've searched online but can't find a proper ...
0
votes
1answer
26 views

Confidence Intervals for ARMA+GARCH forecasts

I have fitted an ARMA(1,1)+GARCH(1,1) model to my logreturns series. When it comes to my standarized error's distribution however, I have opted for a Skewed Generalized Error Distribution, because of ...
1
vote
0answers
43 views

FX Spot Delta market standard calculation (Trader View)

I am just writing my thesis about FX instrument and hedging and one question popped up which I can't solve. Maybe it is silly but cant find anything about it how the delta of a fx spot is defined and ...
1
vote
0answers
38 views
+50

Bates Model Jump Percentage Parameters

I am trying to calculate the jump parameters for the Bates volatility jumps, specifically, the mean of the jump percentages, $\mu_j$. For the value of $J$, I am using jumps $|\frac{s_{i}-s_{i-1}}{s_{i-...
0
votes
1answer
48 views

Clarification on certain finance terms surrounding bonds

Whilst revising for my upcoming financial mathematics exam I've been struggling to get to grips with certain terms/ phrases used when studying Bonds. I am very new to Finance and get confused very ...
0
votes
0answers
26 views

Good benchmark for european Flexible asset allocation funds?

Flexible allocation funds usually do not state any benchmark. Because flexible funds allocations are dynamic and less constrained, determining an appropriate benchmark for the funds is challenging. I ...
0
votes
1answer
39 views

Where to get MSCI World Index constituents (+ weights)

Where can I download The MSCI World index constituents and their weights (daily update) The current prices of the constituents plus three years of EOD (or weekly) history Corporate actions of the ...
1
vote
1answer
30 views

Gibbons, Ross, Shanken Test derivation by MLE

I Am trying to derive the expression for the GRS test of the CAPM. I am following the book: The Econometrics Of Financial Markets by Campbell, Lo, McKinley (1997). Define $Z_t$ as an $N×1$ vector of ...
0
votes
1answer
32 views

Covariance matrix from GJR-GARCH?

I am implementing a AR(1)-GJR-GARCH(1,1) model to some asset returns, and I would need to have a covariance matrix but I struggle to see how I can compute one from the model I used? I know I can have ...
0
votes
0answers
28 views

Cega - Correlation Delta from multi-asset derivative

I want to calculate the Cega, i.e. correlation delta, for a multi-asset derivative numerically (the difference of the price from a tiny move in correlation). However, I found it is difficult to follow ...
3
votes
1answer
95 views

I am trying to solve this question about optimal stopping theory. I don't know how to get started. Any hints would be very helpful

Let $Z = (Zn)_{n=0,1,...,N}$ be the Snell envelope of $X = (Xn)_{n=0,1,...,N}$ and $τ ∈ T_{0,N}$. Let $Z_n = M_n − A_n$ be the Doob decomposition of Z, then $Z_n^τ = M_n^τ − A_n^τ$ is the Doob ...
-4
votes
0answers
15 views

What is the difference between the total simple interest and compound interest earned on a sum of money till any year? [duplicate]

What is the difference between the total simple interest and compound interest earned on a sum of money till any year? Is there a general formulas for the same? Have searched throughout the website ...
0
votes
0answers
13 views

Finding the redemption yield of a bond given a capital gains tax

Let's say a bond has a face value of £$100$ with semi-annual coupons at a rate of $3$% p.a which is redeemable at par in $10$ years. Assume an investor purchases the bond for £$92$ on the day it is ...
0
votes
0answers
30 views

Calculating average Momentum from multiple daily stock returns

I have a dataset with daily stock returns for a period of 1 year. The first few lines and columns of my data look like this: ...
1
vote
2answers
70 views

Single-step Monte Carlo in Excel

How do you simulate correctly using raw prices not returns? I have corresponding periods of earnings to Futures but the Excel call function =NORMINV(RAND(),mean,stdev) generates negative Futures ...
0
votes
0answers
16 views

Arbitrage bounds on volatility of price of binary option?

What are the arbitrage bounds on the volatility of the price of a binary option? If the binary price moves too much (such that it violates the arbitrage bounds) what trades would you actually execute ...
4
votes
2answers
44 views

How can one effectively approximate the fill portion of a limit order in a FIFO order book given it's recent state?

What methods could one use to find the step wise probability of a partial or full fill of an order in the best ask/bid level of a limit order book given the historic best ask and best bid quantities ...
0
votes
0answers
24 views

Is the ACT/ACT.AFB convention meant to supersede the ACT/ACT convention for interest rate swaps

https://www.isda.org/a/pIJEE/The-Actual-Actual-Day-Count-Fraction-1999.pdf The determination of day counts are slightly diferrent between ACT/ACT (ISDA) and ACT/ACT(AFB). Is the latter more common ...
1
vote
0answers
49 views

option model value vs market price

In my job as FX trader we use as option pricer a variant of B&S. We use that model for “accounting” purpose, i.e. for storing the daily P&L of the portfolio, and also for control the trading ...
0
votes
0answers
18 views

black scholes stochastic volatility modeling proof [closed]

Bear with me, I don't have any experience in this subject matter. I'm trying to work through Stochastic Volatility Modeling by Bergomi (https://www.amazon.com/Stochastic-Volatility-Modeling-Financial-...
4
votes
1answer
100 views

evaluation of option pricing models based on Greeks empirical hedging effectiveness

I’ve studied many different pricing models (B&S, Vasicek, CIR, Merton jump, Heston, ecc), each of them gives as output a different price and different values for the Greeks. So, for example, if ...
3
votes
1answer
63 views

Why does VIX need to calculate the Forward term?

From the reference, the Vix Whitepaper of CBOE, I found the formula of VIX. There are two terms. The first one is focusing on the info from Option contracts. And the second one is focusing on the ...
0
votes
0answers
17 views

one regression equation with several independent variables vs several regression equations with one independent variables

For example, we want to use age and IQ to predict GPA. Of course we can do a multiple linear regression, i.e. regress GPA on age and IQ. My question is: can we do two simple regressions instead? ...
1
vote
0answers
22 views

Possible interference of Cross-Rate inaccuracy and CIP Deviations

I am currently attempting to calculate historical deviations from covered interest rate parity between 2013 and 2018. I recently read that: "Unlike the interbank spot market, in the interbank ...
0
votes
2answers
48 views

What is a good reason to accumulate a stock that is going to be delisted?

There is a stock in the Philippine market under Resorts World Manila with the stock code RWM and I have been monitoring this ...
2
votes
2answers
91 views

How to Mathematically Prove Markets are Price-Discovering?

We all know that the Efficient Market Hypothesis is true if you're willing to make enough simplifying assumptions about the market participants. But where can I find a mathematical proof of this in ...

15 30 50 per page