Vassar College Digital Library

Vassar Scholarship

Vassar Scholarship, the institutional repository formerly known as Digital Window, reflects the research and scholarly output of the Vassar College community.  It provides access to a variety of collections, including senior theses and projects across a wide range of disciplines.

Convergence among the U.S. states: Absolute, conditional, or club?

Publication Date
2003-October-01
Document Type
Department or Program
Document Type
Abstract

This paper attempts to ascertain which of the convergence hypotheses – absolute, conditional, or club – best describes the economic development of the U.S. states since 1950. We use regression tree analysis to identify convergence clubs among the states and...

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Testing biological hypotheses with embodied robots: adaptations, accidents, and by-products in the evolution of vertebrates

Publication Date
2014-November-12
Document Type
Document Type
Abstract

Evolutionary robotics allows biologists to test hypotheses about extinct animals. In our case, we modeled some of the first vertebrates, jawless fishes, in order to study the evolution of the trait after which vertebrates are named: vertebrae. …

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