Questions tagged [transaction-costs]

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Optimal Position Size with Transaction Costs given Forecast Mean and StDev

I have rather a challenging question. I'm hoping that someone can share their experience. I will build up the problem in steps. Let's start our thinking with the idea of a buy and hold strategy of ...
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245 views

Bid-Ask spread in Roll's model: Negative autocovariance of returns and informational content

Currently studying on techniques to estimate the bid-ask spread. Perhaps the most widely known model is the Roll model (1984). Let $P_t$ indicate log prices $\begin{cases} Bid_t=P_t-c, \\ ...
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60 views

transactions costs and leland modified volatility

When there are transactions costs, we are in a situation of incomplete market. What does the modified volatility of Leland (Option Pricing and Replication with Transactions Costs, 1985) bring us? can ...
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forex backtesting spread cost modeling

For professional level forex trading, what is a reasonable estimate of roundtrip transaction costs (I am talking about major pairs, like EUR/USD).
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51 views

Excessive trading due to sharp cutoffs

I am running a stock trading system based on traditional factors (value, momentum, etc). I generate a combined factor score for each stock on every day at the close, and at the open of the next day, I ...
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132 views

What are commercial impact models and transaction cost analysis models out there for simulation?

I have heard that ITG, LiquidMetrix, MarkIT and TradingScreen has good Transaction Cost Analysis (TCA) research. I wonder which firm one would choose to have an impact model formula inside his ...
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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 ...