We develop a model of electoral competition in which candidates from two parties compete in a primary and general election. There are three groups of voters, two representing “core” supporters for each party and one “swing” group. In the primary election, each party’s core voters choose a candidate to run in the general election. Candidates within a party share a fixed ideological platform and ...

OBJECTIVES Two community-based strategies used to implement a clinical trial within public housing developments are discussed: 1) hiring and training community outreach residents (CORE) team members to recruit and retain primarily African-American participants; and 2) conducting health fairs to recruit participants into a trial examining the effects of nicotine gum and motivational interviewing...

In this paper, we study a public goods economy with a certain tax system to finance public goods, and show that the core is equal to the set of nucleolus allocations defined in this economy. Coalitions are allowed to levy a tax upon the complementary coalitions and to improve current allocations under a rule restricting the resulting allocations, which corresponds to the effectiveness form due ...

Greater sage-grouse (Centrocercus urophasianus) occupy sagebrush (Artemisia spp.) habitats in 11 western states and 2 Canadian provinces. In September 2015, the U.S. Fish and Wildlife Service announced the listing status for sage-grouse had changed from warranted but precluded to not warranted. The primary reason cited for this change of status was that the enactment of new regulatory mechanism...