We develop an equilibrium search model that incorporates job-to-job transitions, exhibits instances of replacement hiring, and conceptually distinguishes between job and worker flows. We propose a notion of competitive equilibrium for random matching environments and study the extent to which it achieves an efficient allocation of resources. The model can be used to study how the permanent inco...

The burden of care for people with dementia in low- and middle-income countries falls mainly on their families. Vijay Shankar Balakrishnan and Fiona Fleck report on some of the training and support that is available.

Space science and satellite technologies hold untapped potential for public health, according to a new expert group that will deliver its proposals to the United Nations General Assembly in New York next month. Pascal Michel talks to Fiona Fleck.

For the first time a malaria vaccine is to be tested for possible inclusion in national immunization programmes. Malcolm Molyneux tells Fiona Fleck why governments may need to work hard to convince people of its benefits.

In contrast to Thomas Kuhn, the work of Ludwik Fleck, a Polish-born physician, microbiologist, and epistemologist, is conspicuously absent from the science education literature. His originally obscure monograph first published in German in 1935, Genesis and Development of a Scientific Fact, anticipates a number of views explicated by contemporary philosophers of science, cognitive psychologists...

Scotland is in the throes of a public health revolution, as it rolls out its new "realistic medicine" approach. Catherine Calderwood tells Fiona Fleck why empowering both patients and clinicians is improving the quality of health care.

Jim Mann tells Fiona Fleck what happened when WHO applied a rigorous new method of scientific evaluation to its guideline recommending that we keep our intake of "free sugars" in food and drink to less than 10% of dietary intake.

Mexico has declared the epidemic of diabetes a national emergency and is seeking to improve the quality of care for some 13 million people with the disease. Amy Guthrie and Fiona Fleck report.