"Systemwide stress tests," Mr. Bernanke said, "might highlight common exposures and 'crowded trades' that might not be visible in tests confined to one firm".
At least two of the cases are directly related, and it is suspected that all are related, "with unknown common exposures," Ms. Craig said.
"In warning against excessive concentrations or common exposures across the banking system, regulators need not make a judgment about whether a particular asset class is mispriced", he says.
Unlike many common exposures and disease outcomes, such as smoking and lung cancer, research on the impact of substance use on health is difficult.
In particular, studies of genetically susceptible subgroups may enable the detection of low levels of risk due to certain common exposures that have eluded traditional epidemiologic methods.
Rather, their task is to determine the risks imposed on the system as a whole if common exposures significantly increase the correlation of returns across institutions.
System-wide stress tests might also highlight common exposures and "crowded trades" that would not be visible in tests confined to one firm.
Medications in the first trimester of pregnancy: most common exposures and critical gaps in understanding fetal risk (pages 1013-1018): article first published online: 29 JUL 2013 | DOI: 10.1002/pds.3495.
Malaria data are geographically correlated due to common exposures, therefore the spatial correlation must be taken into account.
Triggers of the innate immune response, including infection by bacteria or viruses, and environmental exposures such as cigarette smoke and air pollution, are common exposures in people with COPD.
Children that are in school less may make more frequent trips to the market or spend more time playing in the street, the two most common exposures prior to RTI in this community.
