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Calibration of optimal execution of financial transactions in the presence of transient market impact
Calibration financial transactions market
2012/9/14
Trading large volumes of a nancial asset in order driven markets requires the use of algorithmic execution dividing the volume in many transactions in order to minimize costs due to market impact. A ...
Adaptive Execution: Exploration and Learning of Price Impact
adaptive execution price impact reinforcement learning regret bound
2012/9/14
We consider a model in which a trader aims to maximize expected risk-adjusted profit while trading a single security. In our model, each price change isa linear combination of observed factors, impact...
Behavioural breaks in the heterogeneous agent model: the impact of herding, overconfidence, and market sentiment
heterogeneous agent model behavioural nance herding overcon dence market sentiment stock market crash
2012/6/5
The main aim of this work is to incorporate selected findings from behavioural finance into a Heterogeneous Agent Model using the Brock and Hommes (1998) framework. In particular, we analyse the dynam...
On the non-stationarity of financial time series: impact on optimal portfolio selection
non-stationarity of financial time series impact optimal portfolio selection Statistical Finance
2012/6/2
We investigate the possible drawbacks of employing the standard Pearson estimator to measure correlation coefficients between financial stocks in the presence of non-stationary behavior, and we provid...
Impact of the first to default time on Bilateral CVA
Credit Valuation Adjustment Unilateral CVA Bilateral CVA Simplified Bilateral CVA Debit Valuation Adjustment Closeout Equity Forward Contract
2011/7/4
We compare two different bilateral counterparty valuation adjustment (BVA) formulas.
The first formula is an approximation and is based on subtracting the two unilateral
Credit Valuation Adjustment ...
The Impact of Labour Turnover: Theory and Evidence from UK Micro Data
Labour turnover turnover costs optimal turnover
2010/9/7
We analyse the impact of labour turnover on profits. We extend the efficiency wage model of Salop (1979) by separating incumbent and newly hired workers in the production function. We show that an exo...
Addressing the Impact of Data Truncation and Parameter Uncertainty on Operational Risk Estimates
operational risk truncated data Poisson-Lognormal compound distribution loss distribution approach
2010/11/1
Typically, operational risk losses are reported above some threshold. This paper studies the
impact of ignoring data truncation on the 0.999 quantile of the annual loss distribution for
operational ...