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  1. Article

    Open Access

    A joint impulse response function for vector autoregressive models

    Many applications call for measuring the response due to shocks from several variables at once. We introduce a joint impulse response function (jIRF) that is independent of the order of the variables and allow...

    Thomas F. P. Wiesen, Paul M. Beaumont in Empirical Economics (2024)

  2. No Access

    Article

    Conditional sum of squares estimation of k-factor GARMA models

    We analyze issues related to estimation and inference for the constrained sum of squares estimator (CSS) of the k-factor Gegenbauer autoregressive moving average (GARMA) model. We present theoretical results for ...

    Paul M. Beaumont, Aaron D. Smallwood in AStA Advances in Statistical Analysis (2023)

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    Article

    Time Series Simulation with Randomized Quasi-Monte Carlo Methods: An Application to Value at Risk and Expected Shortfall

    Quasi-Monte Carlo methods are designed to produce efficient estimates of simulated values but the error statistics of these estimates are difficult to compute. Randomized quasi-Monte Carlo methods have been de...

    Yu-Ying Tzeng, Paul M. Beaumont, Giray Ökten in Computational Economics (2018)

  4. No Access

    Chapter

    A Distributed Parallel Genetic Algorithm: An Application from Economic Dynamics

    We provide a brief overview of genetic algorithms and describe our distributed parallel genetic algorithm (DPGA) which substantially overcomes the problem of premature convergence often encountered in serial g...

    Paul M. Beaumont, Patrick T. Bradshaw in Computational Economic Systems (1996)

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    Article

    A distributed parallel genetic algorithm for solving optimal growth models

    We use a distributed parallel genetic algorithm (DPGA) to fund numerical solutions to a single state deterministic optimal growth model for both the infinite and finite horizon cases. To evaluate the DPGA we c...

    Paul M. Beaumont, Patrick T. Bradshaw in Computational Economics (1995)