Access Statistics for Helena Veiga

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 Approach for Generalized Autocontour Testing 0 0 0 49 2 2 2 64
A Bootstrap Approach for Generalized Autocontour Testing. Implications for VIX Forecast Densities 0 0 0 56 0 0 1 79
A two factor long memory stochastic volatility model 0 0 0 380 0 0 2 952
Adaptative predictability of stock market returns 0 0 2 47 1 1 5 59
Aggregation and Dissemination of Information in Experimental Asset Markets in the Presence of a Manipulator 0 0 0 2 0 0 0 40
Aggregation and dissemination of information in experimental asset markets in the presence of a manipulator 0 0 0 36 0 0 1 224
An analysis of the dynamics of efficiency of mutual funds 0 0 0 36 0 0 3 119
An experimental analysis of contagion in financial markets 0 0 1 12 0 2 7 60
Are One Factor Logarithmic Volatility Models Useful to Fit the Features of Financial Data? An Application to Microsoft Data 0 0 0 126 1 1 1 547
Are feedback factors important in modelling financial data? 0 0 0 45 0 0 0 246
Asymmetric effects of oil price fluctuations in international stock markets 0 0 0 221 0 0 2 837
Asymmetric long-run effects in the oil industry 0 0 0 42 1 1 2 123
Bayesian Estimation of Inefficiency Heterogeneity in Stochastic Frontier Models 0 0 0 8 0 0 1 40
Correlations between oil and stock markets: a wavelet-based approach 0 0 0 178 1 2 3 640
Data cloning estimation for asymmetric stochastic volatility models 0 1 1 58 0 1 2 57
Efficiency evaluation of Spanish hotel chains 0 0 0 29 0 0 0 64
Exploring option pricing and hedging via volatility asymmetry 0 0 1 13 0 0 4 66
Forecasting Volatility Using A Continuous Time Model 0 0 0 287 0 1 1 559
Forecasting volatility: does continuous time do better than discrete time? 0 0 1 94 0 0 5 226
Integrated nested Laplace approximations for threshold stochastic volatility models 0 0 1 50 1 1 2 83
Investigating the impact of consumption distribution on CRRA estimation: QuantileCCAPM-based approach 0 0 7 7 0 0 10 10
Model uncertainty and the forecast accuracy of ARMA models: A survey 0 0 3 140 0 1 17 283
Modeling and forecasting the oil volatility index 0 1 1 66 0 3 3 100
Modelling long-memory volatilities with leverage effect: ALMSV versus FIEGARCH 0 0 0 386 1 1 1 1,010
Outliers in Garch models and the estimation of risk measures 0 0 0 201 0 0 0 563
Outliers in multivariate Garch models 0 0 0 83 0 0 0 127
Parametric and semiparametric estimation of sample selection models: an empirical application to the female labour force in Portugal 0 0 0 211 0 0 1 510
Predictability of stock market activity using Google search queries 0 0 1 437 0 2 8 1,245
Price manipulation in an experimental asset market 0 0 0 43 1 1 3 242
Reexamining financial and economic predictability with new estimators of realized variance and variance risk premium 0 0 1 34 0 0 2 79
Risk factors in oil and gas industry returns: international evidence 0 0 0 380 0 2 3 1,671
The Effect of Short–Selling on the Aggregation of Information in an Experimental Asset Market 0 0 0 41 0 0 0 153
The effect of realised volatility on stock returns risk estimates 0 0 0 92 0 0 0 248
The effect of short-selling of the aggregation of information in an experimental asset market 0 0 0 64 0 0 1 218
The sign of asymmetry and the Taylor Effect in stochastic volatility models 0 0 0 96 0 0 0 346
Valuation in the energy sector: Fundamentals or bubbles? 0 0 2 16 2 2 6 44
Volatility forecasts: a continuous time model versus discrete time models 0 0 0 216 0 1 2 676
Volatility modelling and accurate minimun capital risk requirements: a comparison among several approaches 0 0 0 60 1 1 1 151
Wavelet-based detection of outliers in volatility models 0 0 0 234 0 0 1 595
Total Working Papers 0 2 22 4,576 12 26 103 13,356
4 registered items for which data could not be found

Journal Article File Downloads Abstract Views
Last month 3 months 12 months Total Last month 3 months 12 months Total
A bootstrap approach for generalized Autocontour testing Implications for VIX forecast densities 0 0 0 2 0 0 1 8
A note on the properties of power-transformed returns in long-memory stochastic volatility models with leverage effect 0 0 0 18 0 0 0 57
Accurate minimum capital risk requirements: A comparison of several approaches 0 0 1 39 0 0 2 130
Are Feedback Factors Important in Modeling Financial Data? 0 0 0 13 0 1 1 133
Asymmetric stochastic volatility models: Properties and particle filter-based simulated maximum likelihood estimation 0 0 1 10 0 0 3 27
Asymmetry, realised volatility and stock return risk estimates 0 0 1 12 0 0 3 72
Bayesian estimation of inefficiency heterogeneity in stochastic frontier models 0 0 0 34 0 0 0 92
Correlations between oil and stock markets: A wavelet-based approach 0 0 0 12 0 0 2 86
Data cloning estimation for asymmetric stochastic volatility models 0 0 0 2 0 0 0 12
Dynamic effects in inefficiency: Evidence from the Colombian banking sector 0 0 0 17 0 0 1 177
Editors’ note 0 0 0 1 0 0 2 3
Efficiency evaluation of hotel chains: a Spanish case study 0 0 0 7 0 0 3 56
Exploring Option Pricing and Hedging via Volatility Asymmetry 0 0 0 1 0 0 1 7
Financial Stylized Facts and the Taylor-Effect in Stochastic Volatility Models 0 0 0 135 1 1 5 587
Information aggregation in experimental asset markets in the presence of a manipulator 0 0 0 26 0 0 1 79
Integrated nested Laplace approximations for threshold stochastic volatility models 1 2 13 13 1 5 35 35
Limited attention, salience of information and stock market activity 0 0 0 17 2 4 14 74
Modeling and forecasting the oil volatility index 0 0 0 2 0 1 1 16
Modelling long-memory volatilities with leverage effect: A-LMSV versus FIEGARCH 0 0 0 62 0 0 0 225
Oil price asymmetric effects: Answering the puzzle in international stock markets 0 0 1 51 1 2 6 229
Price manipulation in an experimental asset market 0 0 0 49 0 0 1 234
Risk factors in oil and gas industry returns: International evidence 0 0 3 149 0 2 13 707
Threshold stochastic volatility: Properties and forecasting 0 0 1 19 0 1 4 55
UNCERTAINTY AND DENSITY FORECASTS OF ARMA MODELS: COMPARISON OF ASYMPTOTIC, BAYESIAN, AND BOOTSTRAP PROCEDURES 0 0 1 6 0 0 1 38
Wavelet-based detection of outliers in financial time series 0 0 0 136 0 0 1 367
Total Journal Articles 1 2 22 833 5 17 101 3,506

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Statistics updated 2025-03-03