Results 141 to 150 of about 449,245 (284)

On traits matching and the modular organization of food web and occurrence networks

open access: yesJournal of Animal Ecology, EarlyView.
What mechanisms shape ecological networks? In Paraná River piscivores, species traits and abundance scaling promote modular structures. Our findings reveal how communities self‐organize and highlight the conditions needed to sustain them. Abstract Modularity and nestedness have been observed recurrently across different ecological networks, including ...
Dalmiro Borzone Mas   +5 more
wiley   +1 more source

The Simple Analytics of Price Signaling Quality [PDF]

open access: yes
We present a diagrammatic and step-by-step analysis of price signaling quality. Because quality is a continuum on the real positive line, out-of-equilibrium beliefs need not be specified, i.e., every positive price is a positive outcome in equilibrium ...
Leonard J. Mirman, Marc Santugini
core  

Urban Water Demand: Income and Price Elasticities

open access: yesAustralian Journal of Agricultural and Resource Economics, EarlyView.
ABSTRACT We use bimonthly water consumption data from 580,000 households in the metropolitan region of Western Australia over the period 2015–2020 to analyse urban residential water demand. A generalised two‐stage least squares (G2SLS) approach is used to estimate water consumption as a function of price, household income, weather variables, property ...
Alemken Jegnie   +3 more
wiley   +1 more source

Externalities, Monopoly and the Objective Function of the Firm [PDF]

open access: yes
This paper provides a theory of general equilibrium with externalities and/or monopoly. We assume that the firm's decisions are based on the preferences of shareholders and/or other stakeholders.
David Kelsey, Frank Milne
core  

Collaborating in future states—Contextual instability, paradigmatic remaking, and public policy

open access: yesAustralian Journal of Public Administration, EarlyView.
Abstract Collaboration is ubiquitous in public policy life, with its presence and profile determined by prevailing governance conditions. Commitments to globalisation and marketisation in the latter part of the 20th century marked the onset of an era defined by collaboration, between and across tiers and spheres of government, with non‐state actors ...
Helen Sullivan
wiley   +1 more source

The grey market for alcohol on social media in Sweden. [PDF]

open access: yesNordisk Alkohol Nark
Waldner O   +4 more
europepmc   +1 more source

Pricing and welfare implications of payment card network competition [PDF]

open access: yes
This paper examines how competition among payment card networks three-party scheme networks and four-party scheme networks affects pricing as well as the welfare of various parties.
Fumiko Hayashi
core  

Vertical Integration in the Presence of Upstream Competition [PDF]

open access: yes
We analyse vertical integration when there is upstream competition and compare outcomes to the case where upstream assets are owned by a single agent (i.e., upstream monopoly). In so doing, we make two contributions to the modelling of strategic vertical
Catherine de Fontenay, Joshua Gans
core  

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