نتایج جستجو برای: market surveys
تعداد نتایج: 257421 فیلتر نتایج به سال:
The purpose of this paper is to consider the basic questions relative to the creation and organization of markets for knowledge. The paper is organized as follows. We will first explain what means for us an intuitionalist approach of markets, and the key questions relative to the social construction of markets. On that basis, we will consider the specific problems posed by the creation of marke...
Technical analysis is the art of identifying patterns in historical data with the belief that certain patterns foretell future price movements. An empirical evaluation of the effectiveness of technical analysis is confounded by the subjectivity involved in identifying patterns. This work presents a robust framework for pattern identification using probabilistic neural networks (PNN). The thirty...
In this paper, we consider the social value of signaling by recasting the Spence’s (1973) signaling model in a causal relationship: human capital investment is necessary to reduce the marginal cost of signaling. Our model contains distinct features: (i) the choice of signaling affects the level of human capital investment and (ii) the proportion of high and low type in the entire workers is end...
The main content of this deliverable is the identification and definition of market mechanisms for Application Layer Networks (ALNs). On basis of the structured Market Engineering process, the work comprises the identification of requirements which adequate market mechanisms for ALNs have to fulfill. Subsequently, two mechanisms for each, the centralized and the decentralized case are described...
Interstate migration has decreased steadily since the 1980s. We show that this trend is not related to demographic and socioeconomic factors, but that it appears to be connected to a concurrent secular decline in labor market transitions—i.e. the fraction of workers changing employer, industry or occupation. We explore a number of reasons for the dual trends in geographic and labor market trans...
Surveys of commercial markets combined with molecular taxonomy (i.e. molecular monitoring) provide a means to detect products from illegal, unregulated and/or unreported (IUU) exploitation, including the sale of fisheries bycatch and wild meat (bushmeat). Capture-recapture analyses of market products using DNA profiling have the potential to estimate the total number of individuals entering the...
BACKGROUND Policymakers and regulators in the United States (US) and the European Union (EU) are weighing reforms to their medical device approval and post-market surveillance systems. Data may be available that identify strengths and weakness of the approaches to medical device regulation in these settings. METHODS AND FINDINGS We performed a systematic review to find empirical studies evalu...
This study is devoted to analyzing the development of the GKO market in Russia. The period of time considered is September 1996-September 1997. Interaction of two segments of the market is analyzed: futures market and secondary market. It is proved that there exists a risk premium on the futures market that leads to underpricing on the futures market. That is the futures price is no longer an u...
This paper describes why and how an ontology facilitates the sharing and trading of knowledge. It intoduces the underlying concept of a knowledge market place and how an ontology provides for the understanding of, and confidence and trust into knowledge products. Three case studies show real life examples of the approach. Additionally, the Information Ontology itself and the issues related to i...
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