Results 51 to 60 of about 360,842 (385)

The knowledge spillover theory of entrepreneurship

open access: yes, 2005
Contemporary theories of entrepreneurship generally focus on the recognition of opportunities and the decision to exploit them. Although the entrepreneurship literature treats opportunities as exogenous, the prevailing theory of economic growth suggests ...
Z. Acs   +3 more
semanticscholar   +1 more source

Labor Market Institutions and the Distribution of Wages: The Role of Spillover Effects

open access: yesJournal of Labor Economics, 2021
This paper examines the role of spillover effects of minimum wages and threat effects of unionization in changes in wage inequality in the United States between 1979 and 2017.
N. Fortin, T. Lemieux, N. Lloyd
semanticscholar   +1 more source

Powering the Future: A Cobalt‐Based Catalyst for Longer‐Lasting Zinc–Air Batteries

open access: yesAdvanced Functional Materials, EarlyView.
A novel N‐doped graphitic shell‐encapsulated Co catalyst reveals superior bifunctional ORR/OER activity in alkaline media, empowering outstanding liquid and quasi‐solid‐state ZAB activity. The system delivers long‐term durability, a peak power density of 127 mW cm−2 and successfully powers an LED and a mini fan.
Manami Banerjee   +10 more
wiley   +1 more source

Investigations on the Potential Role of Free-Ranging Wildlife as a Reservoir of SARS-CoV-2 in Switzerland

open access: yesViruses
Amid the SARS-CoV-2 pandemic, concerns surfaced regarding the spread of the virus to wildlife. Switzerland lacked data concerning the exposure of free-ranging animals to SARS-CoV-2 during this period.
Juliette Kuhn   +14 more
doaj   +1 more source

Leakage and boosting effects in environmental governance: a framework for analysis

open access: yesEnvironmental Research Letters, 2019
In an increasingly interconnected world, leakage—broadly understood as unintended displacement of impacts caused by an environmental policy intervention—has become a major governance concern.
Mairon G Bastos Lima   +2 more
doaj   +1 more source

Investigação e intervenção das Vigilâncias Epidemiológica e Ambiental da Prefeitura do Recife, Pernambuco, Brasil no caso de óbito por raiva humana em 2017

open access: yesMedicina Veterinária, 2023
Objetivou-se descrever ações das Vigilâncias Epidemiológica e Ambiental da Prefeitura do Recife, mediante caso de raiva humana. A metodologia empregada foi a descrição das intervenções baseadas em roteiro do Ministério da Saúde.
Maria Luiza de Melo Coelho-Costa   +6 more
doaj   +1 more source

Abenomics' Trade Spillover [PDF]

open access: yesSSRN Electronic Journal, 2013
There is no escaping Japan’s competition in the world markets for goods, particularly in the automotive and electronics industries. Countries exporting to these markets are bound to feel the competitive pressure from a marked fall in the value of the yen.
openaire   +3 more sources

Variable-beamwidth antennas [PDF]

open access: yes, 1974
Two effective designs have been developed for Cassegrain and Gregorian antenna configurations. Each provides for both high-gain and low-gain operations.
Schmidt, R. F.
core   +1 more source

Designing Asymmetric Memristive Behavior in Proton Mixed Conductors for Neuromorphic Applications

open access: yesAdvanced Functional Materials, EarlyView.
Protonic devices that couple ionic and electronic transport are demonstrated as bioinspired neuromorphic elements. The devices exhibit rubber‐like asymmetric memristive behavior with slow voltage‐driven conductance increase and rapid relaxation, enabling simplified read–write operation.
Nada H. A. Besisa   +6 more
wiley   +1 more source

Surge pricing on a service platform under spatial spillovers: evidence from Uber [PDF]

open access: yes, 2019
Ride-sharing platforms employ surge pricing to match anticipated capacity spillover with demand. We develop an optimization model to characterize the relationship between surge price and spillover.
Bellamy, Marcus   +4 more
core  

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