The Stable Coexistence of Oligopolies and the Competitive Fringe

2018 ◽  
Author(s):  
V. Gonharenko ◽  
Dmitry Pokrovsky ◽  
Shapoval Alexander
Keyword(s):  
2021 ◽  
Author(s):  
Ruth‐Anne Sandaa ◽  
Marius R. Saltvedt ◽  
Håkon Dahle ◽  
Haina Wang ◽  
Selina Våge ◽  
...  

2016 ◽  
Vol 15 (9) ◽  
pp. 995-1002 ◽  
Author(s):  
Maria Losurdo ◽  
Alexandra Suvorova ◽  
Sergey Rubanov ◽  
Kurt Hingerl ◽  
April S. Brown

Author(s):  
André M. de Roos ◽  
Lennart Persson

This chapter considers how stage structure and ontogenetic niche shifts may affect the coexistence between two consumer species competing for two resources in the absence and presence of predators, and how ontogenetic niche shifts may give rise to alternative stable states. More specifically, the analysis will use techniques developed within the consumer-resource framework of Tilman (1982), including consumption and renewal vectors (Schellekens, de Roos, and Persson 2010). Tilman showed that stable coexistence between consumers feeding on the same two resources is possible if each consumer species feeds proportionally more on the resource that limits its own growth most. Stable coexistence is, however, also affected by the form of resource-dependent growth isoclines, which represent combinations of resource densities that lead to equal population growth of consumers. It is shown that ontogenetic niche shifts per se affect the form of resource-dependent growth isoclines, which in turn may lead to coexistence through niche partitioning. The chapter also discusses how predation may promote the performance of a species undergoing ontogenetic niche shifts even in the case where it is both the inferior competitor and the preferred prey of the predator.


2005 ◽  
Vol 42 (1) ◽  
pp. 70-79 ◽  
Author(s):  
YVONNE M. BUCKLEY ◽  
MARK REES ◽  
ANDREW W. SHEPPARD ◽  
MATTHEW J. SMYTH

1976 ◽  
Vol 113 (6) ◽  
pp. 497-514 ◽  
Author(s):  
W. E. Cameron

SummayIn three assemblages of widely differing paragenesis, sillirnanite and mullite have been found in apparently stable coexistence. This is interpreted as evidence for the presence of a miscibility gap between the two phases. A fourth occurrence, remini-scent of the early hydrothermal syntheses, is metastable.


1999 ◽  
Vol 13 (6) ◽  
pp. 762-768 ◽  
Author(s):  
J. C. Lata ◽  
J. Durand ◽  
R. Lensi ◽  
L. Abbadie

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