Recent defined benefit (DB) pension freezes in large healthy firms such as Verizon and IBM, as well as terminations of plans in the struggling steel and airline industries, highlight the fact that these traditional pensions cannot be viewed as risk-free promises from the employee's perspective....

Benchmarking of subannual to annual series in official statistics is usually carried out using a macrolevel procedure. This ensures that subannual estimates are consistent with annual totals, with some appropriate methods to ensure continuity of the series between years. Another approach would...

Nodules that may represent lung cancer are often missed in chest X-rays by radiologists. Recording of eye movements during search for nodules provides insights into the search process. We develop a Hierarchical Bayes Hidden Markov Model (HMM) and analyze eye tracking data of sixteen laymen...