Regression models of height growth and survival were fitted to aggregate data for trees, protected and not protected from animal damage, that had been surveyed on Douglas-fir and ponderosa pine plantations in Oregon and Washington. Animal damage significantly affected both height and survival. Dynamic programming analysis-using both soil expectation (Se)...
Mammal and bird damage recorded on Douglas-fir and ponderosa pine plots-randomly established in Oregon and Washington during 1963-64, then observed for 5 to 10 years-was evaluated for impact on survival and growth. In all, 194 plots were installed, and 10 of the 110 seedlings on each plot were caged to...
The Northwest economic adjustment initiative (NWEAI) provides economic assistance to a region including western Washington, western Oregon, and northern California. Timber harvests have fallen markedly in this region since 1990. The forest products industry is the largest manufacturing sector in the region, and employment has followed the downward trend in...
Local (Country) variations in key social and economic indicators are important in Oregon and Washington. Covered employment, wage and salary, unemployment, and population data for 1987 through 1997 showed regional trends in these indicators, which are compared with national trends. Future updates will be published in the 'Production, Prices, Employment,...
"This study examines the ways in which land-use regulations in general and Oregon's land-use planning system in particular may affect property values. The study is focused on Oregon, but it is framed within the broader context of research in economics. Our analysis of Oregon land value data finds no evidence...