Results 101 to 110 of about 1,056 (134)

Using Out-of-Sample Mean Squared Prediction Errors to Test the Martingale Difference Hypothesis [PDF]

open access: possibleSSRN Electronic Journal, 2004
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Todd E. Clark, Kenneth D. West
openaire   +2 more sources

Evolution of the housing market under the framework of adaptive market hypothesis and martingale difference hypothesis: a case of India

Property Management, 2021
PurposeThe purpose of this study to evaluate the evolving market efficiency of the housing market under the framework of adaptive market hypothesis and martingale difference hypothesis taking a case of India.Design/methodology/approachThe study used a wild bootstrap version of the generalized spectral (GS) test in the rolling window framework to ...
Richa Pandey, V. Mary Jessica
openaire   +1 more source

Testing the martingale difference hypothesis in CO2 emission allowances

Economic Modelling, 2011
Abstract This study examines the martingale difference hypothesis (MDH) for the carbon emission allowance market within the European Union Emission Trading Scheme (EU ETS) during the Phase I and the Phase II, using both daily and weekly data over the 2005–2009 period. We analyze the MDH for spot prices negotiated on BlueNext, European Energy Exchange
Charles, Amélie   +2 more
openaire   +3 more sources

TESTS OF THE MARTINGALE DIFFERENCE HYPOTHESIS USING BOOSTING AND RBF NEURAL NETWORK APPROXIMATIONS

Econometric Theory, 2010
The martingale difference restriction is an outcome of many theoretical analyses in economics and finance. A large body of econometric literature deals with tests of that restriction. We provide new tests based on radial basis function (RBF) neural networks. Our work is based on the test design of Blake and Kapetanios (2000, 2003a, 2003b).
Kapetanios, George, Blake, Andrew P.
openaire   +2 more sources

Testing the martingale difference hypothesis using neural network approximations [PDF]

open access: possible, 2007
The martingale difference restriction is an outcome of many theoretical analyses in economics and finance. A large body of econometric literature deals with tests of that restriction. We provide new tests based on radial basis function neural networks. Our work is based on the test design of Blake and Kapetanios (2000, 2003a,b).
George Kapetanios, Andrew P. Blake
openaire   +1 more source

Martingale difference hypothesis and financial crisis: Empirical evidence from European emerging foreign exchange markets

Economic Systems, 2012
Abstract This study investigates the effects of the recent global crisis on the relative efficiency of six CEE currency markets, using the generalized spectral test of Escanciano and Velasco (2006) in a rolling window approach. The empirical results show that the global crisis adversely affected the efficiency of most CEE currency markets, with the
Dorina Lazăr   +2 more
openaire   +1 more source

A Consistent Test for the Martingale Difference Hypothesis [PDF]

open access: possible, 2001
This paper considers testing that an economic time series follows a martingale difference process. The martingale difference hypothesis has been typically tested using information contained in the second moments of a process, that is, using test statistics based on the sample autocovariances or in the periodograms.
Manuel A. Dominguez, Ignacio N. Lobato
openaire  

Size and power properties of tests of the martingale difference hypothesis: a Monte Carlo study

International Journal of Computational Economics and Econometrics, 2009
This paper compares the performance of a wide range of approaches to testing the martingale difference hypothesis in economic and financial time series. An extensive Monte Carlo experiment is conducted to evaluate and compare the alternative tests under a martingale difference null hypothesis, which allows for conditional heteroskedasticity and a fat ...
Lijun Fan, Terence C. Mills
openaire   +1 more source

Testing the martingale difference hypothesis in the UK stock and foreign exchange markets

2022
This dissertation is concerned with testing the martingale difference hypothesis (MDH) in the returns of the UK stock indices and foreign exchange rates. The investigation has been carried on from two aspects. First, a wide range of approaches concerning testing the MDH in economic and financial time series are briefly reviewed.
openaire   +1 more source

Are major global stock markets efficient? An application of the martingale difference hypothesis with wild bootstrap

American J. of Finance and Accounting, 2014
This paper tests the finite sample properties of the Kuan and Lee's (KL) test to study market efficiency by mean of extensive Monte Carlo experiments using different data generating processes. We apply the KL test with and without wild bootstrap on the six global stock indices covering major US, European and Asian stock markets to test the martingale ...
Dilip Kumar, Srinivasan Maheswaran
openaire   +1 more source

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