Zobrazeno 1 - 10
of 579
pro vyhledávání: '"Powell A"'
Publikováno v:
The Elementary School Journal. 123:583-598
Autor:
Julious, Britt, Powell, Duane
Publikováno v:
Portable Gray; Spring2024, Vol. 7 Issue 1, p162-170, 9p
Publikováno v:
The Elementary School Journal. 123:318-343
Autor:
Miles Powell
Publikováno v:
Environmental History. 27:441-466
Publikováno v:
The American Naturalist. 199:636-652
Many organisms divide limited defenses among heterogeneous assets. Plants allocate defensive chemicals among tissues differing in value, cost of defense, and risk of herbivory. Some ant colonies allocate specialized defenders among multiple nests dif
Publikováno v:
The Elementary School Journal. 122:452-473
Publikováno v:
Elementary School Journal; Jun2023, Vol. 123 Issue 4, p583-598, 16p, 1 Diagram, 3 Charts, 1 Graph
Publikováno v:
American Journal of Sociology. 127:867-903
Autor:
David Powell, Rosalie Liccardo Pacula
Publikováno v:
Am J Health Econ
Recent evidence suggests that the short-term transition of the opioid crisis from prescription opioids to heroin can be attributed to the reformulation of OxyContin, which substantially reduced access to abusable prescription opioids. In this paper,
Autor:
Powell, David1 (AUTHOR)
Publikováno v:
Journal of Labor Economics. Jan2020, Vol. 38 Issue 1, p1-38. 38p. 7 Charts, 4 Graphs.