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George Tzougas

Department of Actuarial Mathematics and Statistics, Heriot-Watt University

Institute of Petroleum Engineering

Edinburgh, EH144AS

United Kingdom

SCHOLARLY PAPERS

8

DOWNLOADS

1,264

TOTAL CITATIONS

2

Scholarly Papers (8)

1.

The Role and Significance of Green Bonds in Funding Transition to a Low Carbon Economy: A Case Study Forecasting Portfolios of Green Bond Instrument Returns

Number of pages: 43 Posted: 23 Dec 2022
University of California Santa Barbara, Bayes Business School, Department of Actuarial Mathematics and Statistics, Heriot-Watt University, Heriot-Watt University and Department of Accounting, Federal University, Dutsin-Ma
Downloads 419 (176,035)

Abstract:

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Green Bonds, Low Carbon Economy Transition, Seasona Autoregressive Integrated Moving Average Distributed Lag regressions (SARIMAX), Long Short Term Memory (LSTM)

2.

Investigating the effect of climate-related hazards on claim frequency prediction in motor insurance

Number of pages: 21 Posted: 01 Dec 2023
Tsz Chai Fung, Himchan Jeong and George Tzougas
Georgia State University - J. Mack Robinson College of Business, Simon Fraser University - Department of Statistics and Actuarial Science and Department of Actuarial Mathematics and Statistics, Heriot-Watt University
Downloads 268 (283,835)
Citation 1

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Climate change, Compound claim frequency models, Dependence modelling, Geospatial effects, Natural phenomena coverage

3.

Multivariate Zero-Inflated Inar(1) Model with an Application in Automobile Insurance

Number of pages: 26 Posted: 23 Jul 2022
Shandong University of Finance and Economics, London School of Economics & Political Science (LSE) - Department of Statistics, Department of Actuarial Mathematics and Statistics, Heriot-Watt University, University of Melbourne - Faculty of Business and Economics, London School of Economics & Political Science (LSE) - Department of Statistics and University of Melbourne
Downloads 172 (437,795)
Citation 1

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Multivariate INAR(1), Multivariate zero-inflation, EM algorithm, Automobile insurance

4.

Portfolio Analytics via Dynamic Graph Learning: Modelling and Testing

Number of pages: 32 Posted: 30 Nov 2023
Heriot-Watt University, University of California Santa Barbara, Department of Actuarial Mathematics and Statistics, Heriot-Watt University and Heriot-Watt University
Downloads 137 (534,155)

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Alternating Direction Method of Multipliers (ADMM), Expectation Maximisation (EM), Dynamic Graph Estimation, Multi-period portfolio optimisation, Environmental Social and Governance (ESG), Funded and Unfunded Pension Systems, Generalized skew-t copula

5.

Soft Splicing Model: Bridging the Gap between Composite Model and Finite Mixture Model

Number of pages: 30 Posted: 13 Jun 2022
Tsz Chai Fung, Himchan Jeong and George Tzougas
Georgia State University - J. Mack Robinson College of Business, Simon Fraser University - Department of Statistics and Actuarial Science and Department of Actuarial Mathematics and Statistics, Heriot-Watt University
Downloads 119 (600,462)

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Claim severity modelling, Tail-heaviness, Multi-modal distribution, Mixture models, Risk management

6.

A Machine learning framework for forecasting portfolios of green bond returns

Number of pages: 33 Posted: 10 Nov 2025
Department of Actuarial Mathematics and Statistics, Heriot-Watt University, University of California, University of London and affiliation not provided to SSRN
Downloads 82 (796,622)

Abstract:

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green bonds, Autoregressive Integrated Moving Average (ARIMA), AutoRegressive Integrated Moving Average with Exogenous variables (ARIMAX), Generalized Autoregressive Conditional Heteroskedasticity (GARCH), Hybrid Generative

7.

Three Decades of Sea Transformation: A Variance Perspective

Number of pages: 15 Posted: 04 Jun 2024
University of Cantabria - Department of Economics, Heriot-Watt University, Heriot-Watt University - Maxwell Institute for Mathematical Sciences and Department of Actuarial Mathematics and Statistics, Heriot-Watt University
Downloads 56 (1,000,027)

Abstract:

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Sea level rise, climate change, risk

8.

CLASSIFICATION OF CLIMATE-RELATED INSURANCE CLAIMS USING GRADIENT BOOSTING CLASIFICACIÓN DE SINIESTROS DE SEGUROS RELACIONADOS CON EL CLIMA MEDIANTE EL USO DE GRADIENT BOOSTING

Number of pages: 20 Posted: 27 Apr 2026
Asif John, George Tzougas, Viet Dang and Stathis K.
Independent, Department of Actuarial Mathematics and Statistics, Heriot-Watt University, affiliation not provided to SSRN and affiliation not provided to SSRN
Downloads 11 (1,534,404)

Abstract:

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cimate-related insurance claims, ensemble learning, decision trees, boosting