Access Statistics for Stephen Leybourne

Author contact details at EconPapers.

Working Paper File Downloads Abstract Views
Last month 3 months 12 months Total Last month 3 months 12 months Total
A Bootstrap Stationarity Test for Predictive Regression Invalidity 0 0 0 40 2 3 8 70
A bootstrap stationarity test for predictive regression invalidity 0 0 0 38 0 1 5 34
A powerful test for linearity when the order of integration is unknown 0 0 1 43 3 3 12 240
A powerful test for linearity when the order of integration is unknown 0 0 2 35 2 8 23 164
A simple, robust and powerful test of the trend hypothesis 0 0 1 45 7 7 17 193
Behaviour of Dickey-Fuller Unit Root Tests Under Trend Misspecification 0 0 0 553 5 10 20 1,971
Break date estimation for models with deterministic structural change 0 0 1 9 2 2 8 46
Confidence sets for the date of a break in level and trend when the order of integration is unknown 0 0 0 39 6 8 15 35
Detecting Regimes of Predictability in the U.S. Equity Premium 0 0 0 39 1 1 9 64
Disinflation and Central Bank Independence in Australia, Canada and New Zealand: Evidence from Smooth Transition Analysis 0 0 0 0 1 3 6 881
ECONOMIC GROWTH IN NINETEETH CENTURY BRITAIN: COMPARISONS WITH EUROPE IN THE CONTEXT OF GERSCHENKRON'S HYPOTHESES 0 0 0 7 1 1 11 726
ECONOMIC GROWTH IN NINETEETH CENTURY BRITAIN: COMPARISONS WITH EUROPE IN THE CONTEXT OF GERSCHENKRON'S HYPOTHESES 0 0 0 4 2 2 16 40
EXAMINATION OF SOME MORE POWERFUL MODIFICATIONS OF THE DICKEY- FULLER TEST 0 0 1 287 5 9 16 633
Forecast evaluation tests and negative long-run variance estimates in small samples 0 0 0 145 4 8 28 77
Local asymptotic power of the Im-Pesaran-Shin panel unit root test and the impact of initial observations 0 0 0 48 4 4 12 234
Modified Tests for a Change in Persistence 0 0 0 196 3 4 10 511
On Robust Trend Function Hypothesis Testing 0 0 0 54 3 4 10 686
On Unit Root Tests and the Initial Observation 0 0 0 180 2 2 5 879
On the behaviour of fixed-b trend break tests under fractional integration 0 0 0 12 1 4 7 52
Panel Stationarity Tests with Cross-sectional Dependence 0 0 1 277 15 19 31 717
Panel root tests and the impact of initial observations 1 1 3 9 4 4 13 53
Robust methods for detecting multiple level breaks in autocorrelated time series 0 0 0 87 4 7 13 203
Robust methods for detecting multiple level breaks in autocorrelated time series 0 0 0 6 1 1 7 53
Robust methods for detecting multiple level breaks in autocorrelated time series [Revised to become No. 10/01 above] 0 0 0 28 1 2 8 134
Seasonal unit root tests and the role of initial conditions 0 0 0 23 2 3 8 100
Simple, Robust and Powerful Tests of the Breaking Trend Hypothesis* 0 0 1 127 1 2 9 391
Testing explosive bubbles with time-varying volatility 0 1 1 45 5 7 15 70
Testing for Parameter Instability in Predictive Regression Models 0 0 1 11 2 3 11 47
Testing for Seasonal Unit Roots: a simple alternative to HEGY 0 0 0 0 0 1 6 233
Testing for Stochastic Cointegration and Evidence for Present Value Models 0 0 0 445 0 1 8 1,014
Testing for Unit Roots in the Presence of a Possible Break in Trend and Non-Stationary Volatility 0 0 0 174 6 9 24 392
Testing for a unit root against ESTAR stationarity 0 0 0 88 3 4 12 88
Testing for a unit root in the presence of a possible break in trend 0 1 1 51 1 6 25 215
Testing for a unit root when uncertain about the trend [Revised to become 07/03 above] 0 1 1 36 1 2 11 155
Testing for nonlinear trends when the order of integration is unknown 0 0 0 31 1 3 10 186
Testing for unit roots and the impact of quadratic trends, with an application to relative primary commodity prices 0 0 0 90 4 10 20 363
Testing for unit roots in the presence of a possible break in trend and non-stationary volatility 0 0 0 56 5 5 15 228
Testing for unit roots in the presence of uncertainty over both the trend and initial condition 0 0 1 36 3 4 16 189
Testing the Order of Fractional Integration of a Time Series in the Possible Presence of a Trend Break at an Unknown Point 0 0 0 92 3 5 13 107
Tests for an end-of-sample bubble in financial time series 0 0 0 70 5 6 14 60
Tests of the Co-integration Rank in VAR Models in the Presence of a Possible Break in Trend at an Unknown Point 0 0 0 36 1 4 11 92
The impact of the initial condition on covariate augmented unit root tests 0 0 0 35 2 4 9 81
The impact of the initial condition on robust tests for a linear trend 0 0 0 13 2 4 9 77
Trade Liberalisation and Growth 0 0 0 1 4 4 9 342
U.S. and U.K. Interest Rates 1890 - 1934: New Evidence on Structural Breaks 0 0 1 209 4 5 8 1,294
Unit root testing in practice: dealing with uncertainty over the trend and initial condition 0 0 2 84 3 4 13 306
Unit root testing under a local break in trend 0 0 0 85 5 7 13 185
Unit root testing under a local break in trend 0 0 0 5 0 0 13 43
Total Working Papers 1 4 19 4,024 142 220 612 14,954


Journal Article File Downloads Abstract Views
Last month 3 months 12 months Total Last month 3 months 12 months Total
"Rockin' All Over The World": organisational improvisation lessons from the music-based practitioner 0 0 0 3 2 2 7 20
A Consistent Test for a Unit Root 0 0 0 0 1 3 15 665
A Direct Test for Cointegration Between a Pair of Time Series 0 0 0 0 0 0 4 8
A FIXED- b TEST FOR A BREAK IN LEVEL AT AN UNKNOWN TIME UNDER FRACTIONAL INTEGRATION 0 0 0 6 1 1 8 52
A Parametric approach to testing the null of cointegration 0 0 0 1 0 4 6 11
A Powerful Test for Linearity When the Order of Integration is Unknown 1 2 11 207 1 5 33 553
A RESIDUAL-BASED TEST FOR STOCHASTIC COINTEGRATION 0 0 0 25 0 1 4 91
A Simple Test for Cointegration 0 0 0 4 0 2 8 1,805
A more powerful modification of Johansen's cointegration tests 0 0 0 46 1 2 7 144
A simple test for parameter constancy in a nonlinear time series regression model 0 0 0 12 1 1 6 61
A simple, robust and powerful test of the trend hypothesis 0 0 1 88 0 4 15 248
An infimum coefficient unit root test allowing for an unknown break in trend 0 0 0 9 0 1 6 36
Analysis of a panel of UK macroeconomic forecasts 0 0 0 19 3 4 8 700
Asymptotic behaviour of tests for a unit root against an explosive alternative 0 0 0 7 1 2 8 44
Asymptotic mean‐squared forecast error when an autoregression with linear trend is fitted to data generated by an I(0) or I(1) process 0 0 0 38 2 5 13 274
BEHAVIOR OF DICKEY–FULLER t-TESTS WHEN THERE IS A BREAK UNDER THE ALTERNATIVE HYPOTHESIS 0 0 0 4 4 4 8 36
Behaviour of Dickey–Fuller Unit‐Root Tests Under Trend Misspecification 0 0 0 39 1 2 7 218
Behaviour of the standard and symmetric Dickey-Fuller-type tests when there is a break under the null hypothesis 0 0 0 0 2 2 7 426
Break Date Estimation for Models with Deterministic Structural Change 0 0 0 8 1 2 13 52
CUSUM of Squares‐Based Tests for a Change in Persistence 0 0 0 84 1 3 10 189
Can Economic Time Series Be Differenced to Stationarity? 0 0 0 0 0 1 7 393
Confidence sets for the date of a break in level and trend when the order of integration is unknown 0 0 0 6 2 3 9 46
Detecting Multiple Changes in Persistence 0 0 1 192 2 3 11 406
Erratum to "A simple, robust and powerful test of the trend hypothesis" [Journal of Econometrics 141(2) (2007) 1302-1330] 0 0 0 16 3 6 11 70
Examination of Some More Powerful Modifications of the Dickey–Fuller Test 0 0 0 60 3 7 16 239
Forecast evaluation tests and negative long-run variance estimates in small samples 0 1 1 10 1 7 19 68
How great are the great ratios? 0 1 1 173 3 8 17 532
Improving the accuracy of asset price bubble start and end date estimators 0 0 0 17 2 3 11 78
Improving the length of confidence sets for the date of a break in level and trend when the order of integration is unknown 0 0 0 0 2 2 5 19
LOCAL ASYMPTOTIC POWER OF THE IM-PESARAN-SHIN PANEL UNIT ROOT TEST AND THE IMPACT OF INITIAL OBSERVATIONS 0 0 0 18 2 4 13 104
MODIFIED KPSS TESTS FOR NEAR INTEGRATION 0 0 0 24 0 3 10 93
Measurement of trend growth in European industrial output before 1914: Methodological issues and new estimates 0 0 1 27 1 1 8 135
Modeling Growth (and Liberalization) Using Smooth Transitions Analysis 0 0 0 0 2 2 5 220
Modified Stationarity Tests with Data-Dependent Model-Selection Rules 0 0 0 0 3 3 10 260
Modified tests for a change in persistence 0 0 1 96 6 10 21 300
More powerful panel data unit root tests with an application to mean reversion in real exchange rates 0 2 4 381 3 7 14 990
ON ESTIMATING AN ARMA MODEL WITH AN MA UNIT ROOT 0 0 0 19 3 3 10 59
On Robust Trend Function Hypothesis Testing 0 0 0 67 1 1 8 207
On infimum Dickey–Fuller unit root tests allowing for a trend break under the null 0 0 0 4 3 4 9 40
On testing for unit roots and the initial observation 0 0 0 64 4 5 8 206
On tests for changes in persistence 0 0 0 36 1 4 9 114
On the Size Properties of Phillips–Perron Tests 0 0 0 0 0 0 2 13
Panel Stationarity Tests for Purchasing Power Parity With Cross-Sectional Dependence 0 0 0 37 2 5 12 132
Persistence change tests and shifting stable autoregressions 0 0 0 27 1 2 8 80
Power of a Unit‐Root Test and the Initial Condition 0 0 1 20 2 2 7 73
Preliminary design of the OWEL wave energy converter pre-commercial demonstrator 0 0 0 3 4 4 7 32
REJOINDER 0 0 0 10 1 1 7 51
Real Exchange Rate Dynamics Under The Current Float: A Re–Examination 0 0 0 37 2 5 13 156
Real‐Time Monitoring for Explosive Financial Bubbles 0 2 4 17 3 8 21 69
Recursive Right-Tailed Unit Root Tests for an Explosive Asset Price Bubble 0 0 2 22 0 1 11 80
Regression‐based Tests for a Change in Persistence* 0 0 0 32 1 1 7 121
Robust and Powerful Tests for Nonlinear Deterministic Components 0 0 2 8 2 3 12 63
Robust methods for detecting multiple level breaks in autocorrelated time series 0 0 0 22 2 6 16 123
Robust tests for a linear trend with an application to equity indices 0 0 0 16 0 1 12 74
SIMPLE, ROBUST, AND POWERFUL TESTS OF THE BREAKING TREND HYPOTHESIS 0 0 0 48 1 2 13 154
SOME LIMIT THEORY FOR AUTOCOVARIANCES WHOSE ORDER DEPENDS ON SAMPLE SIZE 0 0 0 24 1 1 4 77
SPECIAL ISSUE OF ECONOMETRIC THEORY IN HONOR OF PAUL NEWBOLD: GUEST EDITORS’ INTRODUCTION 0 0 0 16 3 5 11 86
Seasonal Unit Root Tests Based on Forward and Reverse Estimation 0 0 0 48 3 4 10 166
Seasonal unit root tests and the role of initial conditions 0 0 0 31 0 3 11 173
Seasonal unit root tests with seasonal mean shifts 0 0 0 5 1 2 4 56
Some New Tests for a Change in Persistence 0 0 0 18 5 5 12 57
Special Issue of the Journal of Time Series Analysis In Honour of Professor Paul Newbold: Guest Editors' Introduction 0 0 0 4 3 5 8 34
Spurious rejections by Dickey-Fuller tests in the presence of a break under the null 0 0 1 121 3 4 14 310
Spurious rejections by cointegration tests induced by structural breaks 0 0 0 161 0 2 7 371
Stochastic cointegration: estimation and inference 0 0 0 164 2 2 7 366
Stochastic unit roots modelling of stock price indices 0 0 0 78 1 2 8 207
TESTING FOR A UNIT ROOT IN THE PRESENCE OF A POSSIBLE BREAK IN TREND 0 0 0 52 1 2 11 162
TESTING FOR LONG MEMORY 0 0 0 26 1 4 11 78
TESTING FOR UNIT ROOTS IN THE PRESENCE OF A POSSIBLE BREAK IN TREND AND NONSTATIONARY VOLATILITY 0 0 0 43 1 1 10 140
TESTING THE ORDER OF FRACTIONAL INTEGRATION OF A TIME SERIES IN THE POSSIBLE PRESENCE OF A TREND BREAK AT AN UNKNOWN POINT 0 0 0 1 3 6 11 18
THE RESEARCH INTERESTS OF PAUL NEWBOLD 0 0 0 35 3 3 6 143
Testing explosive bubbles with time-varying volatility 0 0 0 6 3 5 13 32
Testing for Coefficient Constancy in Random Walk Models with Particular Reference to the Initial Value Problem 0 0 0 0 3 4 7 224
Testing for Unit Roots Under Multiple Possible Trend Breaks and Non-Stationary Volatility Using Bootstrap Minimum Dickey–Fuller Statistics 0 0 0 21 0 3 15 104
Testing for Unit Roots Using Forward and Reverse Dickey-Fuller Regressions 0 0 0 0 1 4 27 1,243
Testing for Unit Roots and the Impact of Quadratic Trends, with an Application to Relative Primary Commodity Prices 0 0 0 24 1 2 9 129
Testing for a Change in Mean under Fractional Integration 0 0 0 15 4 5 11 58
Testing for a break in trend when the order of integration is unknown 0 0 0 39 1 4 17 162
Testing for a unit root against ESTAR stationarity 0 0 0 12 1 4 8 76
Testing for nonlinear deterministic components when the order of integration is unknown 0 1 1 7 3 5 7 40
Testing for parameter instability in predictive regression models 0 0 0 8 3 4 12 80
Testing for time series linearity 0 0 0 173 2 5 11 514
Testing for unit roots in the possible presence of multiple trend breaks using minimum Dickey–Fuller statistics 1 1 1 53 1 3 9 215
Testing for unit roots in the presence of uncertainty over both the trend and initial condition 0 0 0 19 1 3 8 75
Testing the equality of prediction mean squared errors 15 27 86 1,693 46 78 209 3,444
Tests for Forecast Encompassing 0 0 0 0 5 8 27 1,195
Tests for Symmetric and Asymmetric Nonlinear Mean Reversion in Real Exchange Rates 0 0 0 0 2 3 4 438
Tests for a Break in Level when the Order of Integration is Unknown 0 0 0 13 1 4 7 84
Tests for a change in persistence against the null of difference-stationarity 0 0 0 128 2 2 3 356
Tests for an end-of-sample bubble in financial time series 0 1 1 9 4 8 28 60
Tests for explosive financial bubbles in the presence of non-stationary volatility 0 2 13 112 5 16 40 248
Tests of the co-integration rank in VAR models in the presence of a possible break in trend at an unknown point 0 0 0 5 0 2 10 71
The Climacteric in Late Victorian Britain and France: A Reappraisal of the Evidence 0 0 0 116 0 0 8 657
The Impact of the Initial Condition on Covariate Augmented Unit Root Tests 0 0 0 7 3 5 11 63
The behaviour of Dickey-Fuller and Phillips-Perron tests under the alternative hypothesis 0 0 0 0 2 2 5 1,731
The excess comovement of commodity prices revisited 0 0 0 83 2 6 10 193
The impact of the initial condition on robust tests for a linear trend 0 0 0 8 5 5 11 45
Trend-stationarity, difference-stationarity, or neither: further diagnostic tests with an application to U.S. Real GNP, 1875-1993 0 0 0 69 1 2 6 219
Trends and Cycles in British Industrial Production, 1700–1913 0 0 1 10 2 5 12 34
UNIT ROOT TESTING IN PRACTICE: DEALING WITH UNCERTAINTY OVER THE TREND AND INITIAL CONDITION 0 0 0 89 2 4 38 273
Understanding the disinflations in Australia, Canada and New Zealand using evidence from smooth transition analysis 0 0 0 22 1 1 7 86
Unit Root Testing under a Local Break in Trend using Partial Information on the Break Date 0 0 0 5 0 1 11 43
Unit Roots and Asymmetric Smooth Transitions 0 0 0 2 1 1 13 18
Unit root testing under a local break in trend 0 0 0 21 0 3 14 114
Unit root tests with a break in innovation variance 0 0 0 83 4 5 10 267
Unit roots and smooth transitions 0 0 1 24 1 1 15 67
Total Journal Articles 17 40 135 5,812 234 442 1,370 26,535


Statistics updated 2026-05-06