نتایج جستجو برای: cyclical companies
تعداد نتایج: 85616 فیلتر نتایج به سال:
BACKGROUND Willingness to pay (WTP) surveys have proven to be useful tools in determining patient preferences though relatively few pediatric studies have utilized them. Studies in the adult surgical population have used such methods to assess patients' perspectives regarding the avoidance of anesthesia side effects or outcomes. The purpose of this survey was to assess parental preferences, usi...
We now know that from a functional standpoint, jointly determined ecological–economic systems (ecosystems) cycle over time. However, because this recognition has been recent, the ecological economics literature contains very few formal studies of the management of cyclical ecosystems. Consequently, the objective of this paper is to use renewal theory to examine two ways of analyzing the optimal...
Cyclical vomiting syndrome is a paroxysmal, condition characterized by recurrent severe episodes of vomiting lasting for hours to days, with variable intervals of normal health in between with no apparent cause of the vomiting. We hereby report a 10 yr old girl with cyclical vomiting syndrome with multiple, bisynchronous occipitally predominant, bilateral epileptiform discharges representing a ...
We use individual-level data to show that divorce is pro-cyclical on average, a finding robust to the inclusion of a wide range of controls. Pro-cyclical divorce is concentrated among women who married young and/or do not have a college degree.
Research of the past decade showed that transcriptional regulation could be a highly dynamic and cyclical process. Many transcription factors and their co-regulators cyclically associate with a periodicity of 30-75 min with regulatory chromatin regions resulting in dynamically changing chromatin marks and cyclical activities of RNA polymerase II in mRNA synthesis.
Uncouplers are molecules with protonophoric and ionophoric capabilities that mediate coupled cyclical transport of cations--a transport that takes precedence over all other coupled processes. Uncouplers form cation-containing complexes with electrogenic ionophores that potentiate cyclical transport of cations. The molecular mechanism of uncoupling sheds strong light on the mechanism of coupling.
This paper proposes a new theory of business cycles based on the idea that financial uncertainty shocks change the nature of innovation. When investors become more risk tolerant, they fund riskier startups with greater growth potential. As these ambitious startups grow, the initial shock propagates and generates a boom in output and employment. I develop a heterogeneous firm industry model of t...
In this paper, I analyze the business cycle properties of remittances and output series for three pairs of countries: the United States–Mexico, the United States–El Salvador, and Germany–Turkey. Using an unobserved components state-space model (via the BeveridgeNelson decomposition), I decompose the remittances and output series into stochastic permanent and cyclical components. I then use the ...
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