Results 21 to 30 of about 29,519,224 (294)

Small business entrepreneurs in vertical marketing systems [PDF]

open access: yes, 1986
The objective of this study is to investigate the potential contribution of vertical marketing systems to the development of small business entrepreneurs and in particular to entrepreneurially disadvantaged groups.
Winarto, Vincentius
core   +7 more sources

Anticompetitive Vertical Merger Waves [PDF]

open access: yes, 2013
We develop a model of vertical merger waves leading to input foreclosure. When all upstream firms become vertically integrated, the input price can increase substantially above marginal cost despite Bertrand competition in the input market.
Schutz, Nicolas   +2 more
core   +1 more source

El sorteo: ¿Innovación disruptiva para afrontar la crisis de la representación política o mera entelequia?

open access: yesLatin American Law Review, 2021
Este trabajo realiza una aproximación crítica a la posibilidad de conformar los parlamentos a través del sorteo, en lugar de la elección, como una fórmula para enfrentar la llamada crisis de la representación democrática.
Yenny Andrea Celemín Caicedo
doaj   +1 more source

Modelling for JET Vertical Stabilization System [PDF]

open access: yes, 2010
Nuclear fusion is, in a sense, the opposite of nuclear fission. Fission, which is a mature technology, produces energy through the splitting of heavy atoms like uranium in controlled chain reactions.
Bellizio, Teresa
core   +1 more source

The Effects Of The Passıve Posterıor Bıte-Block And The Vertıcal Chın-Cap On The Vertıcal Dımensıons Of The Face And The Dentoalveolar Structures In The Treatment Of Skeletal Open-Bıte

open access: yesTurkish Journal of Orthodontics, 1991
The purpose of this study was to examine the effects of the passive posterior bite-block and the vertical chin-cap on the vertical dimensions of the face and the dentoalveolar structures in early treatment of skeletal open-bite.
Elçin Koralp Gür, Hakan N. İşcan
doaj   +1 more source

Bone-anchored maxillary protraction versus conventional orthopedic treatment for Class III malocclusion in children under 12 years: A systematic review

open access: yesJournal of Orthodontic Science
Class III malocclusion in mixed dentition often involves maxillary retrusion. Conventional orthopedic treatments, such as facemask or chin cup therapy, aim to redirect craniofacial growth but frequently cause dentoalveolar compensation and unfavorable ...
Alaa Gamal Hassan   +6 more
doaj   +1 more source

The Effects Of The Sprıng-Loaded Posterıor Bıte-Block On The Vertıcal Dımensıons Of The Face And The Dentoalveolar Structures

open access: yesTurkish Journal of Orthodontics, 1991
The aim of this study was to investigate the effects of the spring-loaded posterior bite-block on the vertical dimensions of the face and the dentoalveolar structures in subjects having skeletal and dental open-bite during the period of growth and ...
Hakan N. İşcan   +2 more
doaj   +1 more source

Class III Treatment with Face Mask Stabilized with Headcap (Case Report)

open access: yesTurkish Journal of Orthodontics, 2008
In this case report, three Class III cases with retrognathic maxilla and with skeletal or dental openbite tendency were treated with the face mask stabilized with headcap for 9–11 months. A removable appliance with 5 mm occlusal thickness were used as an
Müfide Dinçer   +2 more
doaj   +1 more source

The Efficacy of Clear Aligners in Leveling the Curve of Spee: A Systematic Review

open access: yesApplied Sciences
This systematic review aimed to evaluate the efficacy of clear aligner therapy (CAT) in leveling the curve of Spee (CoS) in adult patients with permanent dentition.
Serena Zanatta   +7 more
doaj   +1 more source

Vertical control in fixed orthodontics- A review

open access: yes, 2018
Control of vertical dimension is recognised as an important as well as often difficult part of orthodontic treatment. Ineffective vertical control cause downward and backward rotation of mandible, prolonged treatment times, and compromised treatment ...
Yumna Qamar   +4 more
semanticscholar   +1 more source

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