Active Research Interests
Multivariate analysis, Sampling, and Correlated failure time data analysis
Analyzing longitudinal data subject to non-response
Analyzing familial longitudinal data subject to outliers
Analyzing categorical longitudinal data
Semi-parametric (Wavelet and Kernel) approaches to longitudinal data analysis
Discrete time series data analysis including forecasting
Analyzing longitudinal data subject to measurement errors
Past Research Interests
Independent versus dependent (uncorrelated) elliptically heavy tailed data analysis
Inferences for time series data
Generalized linear longitudinal mixed models in Biostatistics and Econometrics
Generalized quasi-likelihood inferences in Biostatistics and Econometrics
Modeling familial-longitudinal data
Analyzing longitudinal survey data
Emerging Research Interests
Familial-longitudinal approaches to spatial-temporal data analysis
GQL versus GMM inferences in volatility models with financial applications