Heteroscedasticity and Precise Estimation Model Approach for Complex Financial Time-Series Data: An Example of Taiwan Stock Index Futures before and during COVID-19

In this paper, we provide a mathematical and statistical methodology using heteroscedastic estimation to achieve the aim of building a more precise mathematical model for complex financial data. Considering a general regression model with explanatory variables (the expected value model form) and the...

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Bibliographic Details
Main Authors: Chih-Wen Hsiao, Ya-Chuan Chan, Mei-Yu Lee, Hsi-Peng Lu
Format: Article
Language:English
Published: MDPI AG 2021-10-01
Series:Mathematics
Subjects:
Online Access:https://www.mdpi.com/2227-7390/9/21/2719