Many investors confine their mutual fund holdings to a single fund family, either for simplicity or through restrictions placed by their retirement savings plan. We find evidence that mutual fund returns are more closely correlated within than between fund families. As a result, restricting investment to one fund family leads to a greater total portfolio risk than diversifying across fund famil...

David Hsieh for his encouragement with the project, Carl Ackerman, Jennifer Carpenter, Ian Domowitz and Steven Heston for their helpful comments, and both Markus Karr and Jeremy Staum for able assistance programming and in preparation of the data. In addition, we acknowledge the contributions of participants at presentations at a December 1997 CBOT conference, the 1999 American Finance Associat...

Objective: Gestational diabetes mellitus is defined as “carbohydrate intolerance resulting in hyperglycemia of variable severity with onset or first recognition during pregnancy, whether or not insulin is used and regardless of whether diabetes persists after pregnancy. There is evidence that asymptomatic hyperglycemia during pregnancy leads to important morbidity in the mother and foetus. Henc...

BACKGROUND Gestational diabetes mellitus is one of the most common complications of pregnancy. Physical activity is associated with a lower risk of type 2 diabetes mellitus. A recent meta-analysis study suggested that more research is needed to investigate the type, duration and intensity of physical activity that can help to reduce the risk of gestational diabetes mellitus. OBJECTIVES The pr...

BACKGROUND Our aim was to evaluate the difference in pregnancy outcomes and characteristics between insulin- and diet-treated women with gestational diabetes (GDM). METHODS Retrospective analysis of the medical files from 2010-2013 of women with GDM diagnosed with the Carpenter & Coustan criteria attending two clinics, one in a university and another in a non-university hospital. Characterist...

Carpenter syndrome (Acrocephalopolysyndactyly type II), first described in 1901, consists of acrocephaly, syndactyly, polydactyly, congenital heart disease, mental retardation, hypogenitalism, cryptorchidism, obesity, umbilical hernia and bony abnormalities. We report a 6 years old boy presenting as a union of these malformations and also having bilateral sensorineural hearing loss. Auditory di...