The ministry of petroleum and natural gas (MoPNG) is likely to usher in the much-anticipated revenue-share model for the nearly 60 small and marginal fields surrendered by PSUs ONGC and Oil India and ...

Case-cohort study designs are widely used to reduce the cost of large cohort studies while achieving the same goals, especially when the disease rate is low. A key advantage of the case-cohort study ...

Over the years, economists have created various theories and models to study certain functions of finance and business. Depending on what you wish to study, these theories and models can help you ...

Cox model marginal survivor function and pairwise correlation models are specified for a multivariate failure time vector. The corresponding mean and covariance structure for the cumulative baseline ...