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Random walks and market efficiency : evidence from Indian stock market

Tripathy, Nalini Prava - In: International journal of economics and business research 6 (2013) 2, pp. 210-228

Persistent link: https://www.econbiz.de/10010351158

Modeling stock market return volatility : GARCH evidence from Nifty Realty Index

Jain, Dhara; Mittal, Sachin K.; Choudhary, Vipin - In: Finance India : the quarterly journal of Indian … 36 (2022) 1, pp. 159-169

Persistent link: https://www.econbiz.de/10013349014

Finite-sample size distortion of the AESTAR unit root test : GARCH, corrected variance-covariance matrix estimators and adjusted critical values

Cook, Steven - In: Applied economics letters 23 (2016) 4/6, pp. 318-323

Persistent link: https://www.econbiz.de/10011430513

A GARCH model for testing market efficiency

Narayan, Paresh Kumar; Liu, Ruipeng; Westerlund, Joakim - In: Journal of international financial markets, … 41 (2016), pp. 121-138

Persistent link: https://www.econbiz.de/10011475947

Exchange-rates volatility in Nigeria : application of GARCH models with exogenous break

Bala, Dahiru A.; Asemota, Joseph O. - In: CBN journal of applied statistics 4 (2013) 1, pp. 89-116

This paper examines exchange-rate volatility with GARCH models using monthly exchange-rate return series from 1985:1 to … compare estimates of variants of GARCH models with break in respect of the US dollar rates with exogenously determined break … estimation of volatility models with breaks as against those of GARCH models without volatility breaks and that the introduction …

Persistent link: https://www.econbiz.de/10011476095

Why frequency matters for unit root testing

Boswijk, Herman Peter; Klaassen, Franc - 2004 - Rev.

It is generally believed that for the power of unit root tests, only the time span and not the observation frequency matters. In this paper we show that the observation frequency does matter when the high-frequency data display fat tails and volatility clustering, as is typically the case for...

Persistent link: https://www.econbiz.de/10011342578