This paper reviews the main identification and estimation strategies for microeconometric
policy evaluation. Particular emphasis is laid on evaluating policies consisting of multiple …

ContextDespite the equivocal outcomes of randomized controlled trials, general clinical
opinion favors screening and treatment of elderly individuals with subclinical thyroid …

Sleep disturbances are very prevalent in Huntington's disease (HD) patients and can
substantially impair their quality of life. Accumulating evidence suggests considerable …

Background An anti-inflammatory cytokine profile on whole-blood stimulation in vitro is
associated with fatal outcome of meningococcal disease. We investigated whether an anti …

OBJECTIVES: To investigate whether higher circulating levels of C‐reactive protein (CRP),
interleukin‐6 (IL‐6), and α1‐antichymotrypsin (ACT) are associated with worse cognitive …

The finite-sample properties of matching and weighting estimators, often used for estimating
average treatment effects, are analyzed. Potential and feasible precision gains relative to …

OBJECTIVES: To compare the risk of mortality of nonagenarian siblings with that of sporadic
nonagenarians (not selected on having a nonagenarian sibling) and to compare the …

This article develops estimators for unconditional quantile treatment effects when the
treatment selection is endogenous. We use an instrumental variable (IV) to solve for the …

Oestrogen replacement therapy is associated with a decreased risk of cardiovascular
disease in postmenopausal women. Patients with non-insulin-dependent diabetes mellitus …

The association between inflammation and neuropsychiatric symptoms in old age is
generally accepted but poorly understood. The purpose of this study was to examine …