Zobrazeno 1 - 10
of 14
pro vyhledávání: '"Robin M. Cross"'
Autor:
Kaj A. Overturf, Nathalie Steinhauer, Roberto Molinari, Mikayla E. Wilson, Aaron C. Watt, Robin M. Cross, Dennis vanEngelsdorp, Geoffrey R. Williams, Stephanie R. Rogers
Publikováno v:
Ecological Indicators, Vol 145, Iss , Pp 109709- (2022)
Western honey bees (Apis mellifera) have experienced elevated rates of colony loss over the past decade. Past studies have attempted to determine what factors are behind these losses; however, few have considered the effects of environmental variable
Externí odkaz:
https://doaj.org/article/3e057deec2014f2aa3690f2dbdae7d0a
Publikováno v:
PLoS ONE, Vol 9, Iss 2, p e90256 (2014)
Fundamental laws governing human mobility have many important applications such as forecasting and controlling epidemics or optimizing transportation systems. These mobility patterns, studied in the context of out of home activity during travel or so
Externí odkaz:
https://doaj.org/article/20c2f64d945941a68a97fbd2eb0dcbe0
Publikováno v:
Translational Animal Science
The objective of this long-term study was to improve the out-of-season breeding rates for ewes by examining effectiveness of dose levels of PG600, a combination of 80-IU/mL pregnant mare serum gonadotropin and 40-IU/mL human chorionic gonadotropin. E
Publikováno v:
Journal of Wine Economics. 12:282-301
In the Old-World vineyards of Europe, a key concept that plays an important role in the production and appreciation of wines is terroir, which refers to the special characteristics of a place that impart unique qualities to the wine produced. We exam
Autor:
Robin M. Cross, Rolf Färe
Publikováno v:
Theoretical Economics Letters. :262-267
In this paper we show how to use value data (price times quantity) to construct Fisher price and quantity indexes. In particular, we think of revenue and expenditure data. This model extends the work of Cross and F?re, who showed how to recover relat
Publikováno v:
Journal of Wine Economics. 8:69-82
We exploit the duality between the cost function and the directional distance function in value space to recover hedonic prices of product or asset characteristics. An application is offered for 96 Oregon vineyards located in the Willamette Valley of
Publikováno v:
American Economic Review. 101:152-56
(meaning land ), to refer to the special characteristics of a place that impart unique qualities to the wine pro-duced. The Appellation d’Origine Controlee (AOC) system in France, and similar systems adopted in other wine-producing countries, are b
Publikováno v:
European Review of Agricultural Economics. 36:369-393
Competitive environments encourage cooperatives to liquidate by distributing equity to their members, often by raising the transfer prices paid for member raw product. We provide a method of detecting when such liquidation activity begins. In the pro
Autor:
Robin M. Cross, Rolf Färe
Publikováno v:
Journal of Productivity Analysis. 29:193-199
In 1957, Farrell introduced a nonparametric method to estimate technical efficiency. His original illustration, however, utilized value-based, rather than quantity-based data (p. 279). This common practice raises the question of how value-based DEA m
Publikováno v:
Alzheimer's & Dementia. 11