نتایج جستجو برای: most productive scale size
تعداد نتایج: 2399709 فیلتر نتایج به سال:
How does a rm s investment change with its cash ow To study this question we collect detailed project level data on oil and gas lease auctions Bidding data on all tracts and bidders including losing ones allow us to track changes in relative bid prices and lease composition Morover outcome data for every lease i e whether minerals where found or not allow us to track changes in pro tability of ...
the study on gender and net farm income of cassava-based farmers under individual land tenure system was done in abia state of nigeria. the main objective was to determine the net farm income (nfi) and the benefit cost ratio (bcr) of the cassava farmers by gender vis-aviz their income levels as well as food security in the state. a multi-stage random sampling technique was adopted while data we...
BACKGROUND Significant growth has been observed in the field of foot and ankle research in recent years. However, bibliometric studies concerning the quantity and quality of articles published in foot and ankle journals are scarce. This study aimed to reveal the characteristics of national productivity in the field of foot and ankle research and to provide a general picture of foot and ankle re...
The purpose of the present study was to provide empirical support for the construct of the involvement load hypothesis (ILH ) in an EFL context. To fulfill the purpose of the study, 4 intact groups consisting of 126 intermediate-level students participated in this experiment. In order to ensure that the participants were at the same level of English language proficiency, the Nelson test was adm...
Although it is well documented that children undergo a productive vocabulary spurt late in the second year, it is unclear whether this development is accompanied by equally significant advances in receptive word processing. In the present study, we tested an electrophysiological procedure for assessing receptive word learning in young children, and the impact of productive vocabulary size for p...
Data envelopment analysis (DEA) provides an optimization methodology for deriving an efficiency score for each member of a set of peer decision-making units. Under the original DEA model it was assumed that there is constant returns to scale (CRS). This idea was later extended to the more general case that allowed for variable returns to scale (VRS). In both of these structures, it is assumed t...
This will be a commentary on TSC 2008, not a summary, so I should say something about the perspective I bring. Consciousness is, after all, the medium in which we live our lives — the very subject of the founding of a science psychology, rejected by behaviourists on irrelevant metaphysical fears, and then treated only gingerly in the computational and information processing metatheories that ha...
Plant salt stress is a condition where excessive salts in soil solution cause inhibition of plant growth or plant death. On a world scale, no toxic substance restricts plant growth more than does salt. Salt stress presents an increasing threat to plant agriculture. Among the various sources of soil salinity, irrigation combined with poor drainage is the most serious, because it represents losse...
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