Information Technology: Social and Spatial Perspectives PDF Download

Author: Isao Orishimo
Publisher: Springer Science & Business Media
ISBN: 364248638X
Category : Business & Economics
Languages : en
Pages : 275

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Book Description
The book contains perspectives on the way new information technology might reorient the spatial organization of activity. The perspectives range from conceptual, high- lighting the role of research and development to case studies from Japan. Considerable debate is focused on the role of distance and the way in which new information technology might re-shape interaction and, eventually, the form and function of urban areas.

Author: Sheila L. Steinberg
Publisher: ESRI Press
ISBN: 9781589483781
Category : Science
Languages : en
Pages : 409

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Book Description
This book presents a spatially-based multiple methods approach to research serving academic and organizational researchers from across a wide variety of disciplines. For many, consideration of spatial relationships is an important component of their research questions, including those who may not have yet recognized GIS as a valuable tool. The book will provide readers essential steps to conceptualize and implement research and analysis, develop meaningful quantitative and qualitative geographic results and to communicate their findings using the visualization capabilities of GIS to assist decision-makers and affect policy. Furthermore it offers researchers a deeper understanding of social, economic and environmental questions considering spatial relationships in their data.The broad subject area of the project is the integration of spatial analysis as a research methodology. More specifically the book provides practical guidance for the identification, collection and analysis of appropriate research data for analysis in an Esri/ArcGIS context without being specific to a particular version of the software. The objective is to present ArcGIS with an eye towards incorporating spatial analysis as a fundamental component of mixed methods research. Because GIS is, by nature, an integrative technology which can draw together multiple data sources via a common spatial attribute, it is a natural fit for mixed-methods research. GIS provides the researcher an unparalleled ability to enhance their research incorporating a geographic perspective.

Author: Nick Heap
Publisher: SAGE
ISBN: 9780803979819
Category : Language Arts & Disciplines
Languages : en
Pages : 444

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Book Description
The social, political and technological implications of the information revolution are the focus of this textbook. It explores the major social and technological issues surrounding the introduction of information technology (IT) into everyday life; presents historical and comparative perspectives on the social and technological processes involved in the uses of, control of and access to IT; and critically examines the assumptions underpinning technological development. Divided into five sections, each with a detailed introduction, the book provides a comprehensive overview of information technology, and its implications for all of us. Contributors place the debates around IT in an international context, illustrating the imp

Author: Andre Casajus
Publisher: Springer Science & Business Media
ISBN: 3642511120
Category : Business & Economics
Languages : en
Pages : 142

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Book Description
Go to, let us go down, and there confound their language, that they may not understand one another's speech. So the LORD scattered them abroad from thence upon the face of all the earth: and they left off to built the city. (Genesis 11.7-8) 1.1 Static Focal Points 1.1.1 Coordination In real life, people quite often face situations in which they prefer to act in the same way, but they are not particular about the concrete way of acting. Some examples are given below: Credit cards: Buyers want to possess the credit cards potential sellers do accept. Also, sellers wish to have contracted the credit card company the credit cards of which potential customers usually carry along. For both, basically, it is all the same which credit card this is. What matters is that both choices coincide. Communication, information transmission: The transmission of in formation requires that the signals used have the same meaning to both the sender and the receiver. But it is inessential which signal has a certain mean ing. In verbal communication, this basically means that the people involved use the same (natural) language, though even then some ambiguities remain. Things are a bit more difficult for non-verbal communication, for example data transmission between computers-both sides have to use the same or compatible protocols. Again, what matters is the protocols to be the same for both sides.

Author: Toan Phan Huy
Publisher: Springer Science & Business Media
ISBN: 3642583350
Category : Business & Economics
Languages : en
Pages : 271

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Book Description
This book provides a thorough analysis of scheduling problems that arise in a flexible manufacturing environment with scarce resource supply. Generalizations of the famous job shop scheduling problem are discussed. As a basic and common technique for solving these problems constraint propagation is applied in various solution methods. The effectiveness of constraint propagation is demonstrated by the solution of a high number of benchmark problem instances.

Author: Dietmar Franzen
Publisher: Springer Science & Business Media
ISBN: 3642569323
Category : Business & Economics
Languages : en
Pages : 183

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Book Description
I first came across the issue of derivatives documentation when writing my diploma thesis on measuring the credit risk ofOTC derivatives while I was an economics student at the University of Bonn. Despite the fact that security design has been an area of research in economics for many years and despite the widespread use of derivatives documentation in financial practice, the task of designing contracts for derivatives transactions has not been dealt with in financial theory. The one thing that aroused my curiosity was that two parties with usually opposing interests, namely banking supervisors and the banking industry's lobby, unanimously endorse the use ofcertain provisions in standardized contracts called master agreements. Do these provisions increase the ex ante efficiency of contracts for all parties involved? I actually began my research expecting to find support for the widely held beliefs about the efficiency or inefficiency of certain provisions and was sur prised to obtain results that contradicted the conventional wisdom. I would strongly advise against using these results in any political debate on deriva tives documentation. They were obtained within a highly stylized model with some restrictive assumptions. This work should rather be seen as an attempt to formalize the discussion on derivatives documentation and to challenge the notion that certain provisions are generally ex ante efficient. It is also an invitation to all those advocating the use of certain provisions in master agreements to formalize their arguments and to explain the economic ratio nale behind these provisions.

Author: Jianwei Zhu
Publisher: Springer Science & Business Media
ISBN: 3662043092
Category : Business & Economics
Languages : en
Pages : 181

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Book Description
From a technical point of view, the celebrated Black and Scholes option pricing formula was originally developed using a separation of variables technique. However, already Merton mentioned in his seminal 1973 pa per, that it could have been developed by using Fourier transforms as well. Indeed, as is well known nowadays, Fourier transforms are a rather convenient solution technique for many models involving the fundamental partial differential equation of financial economics. It took the community nearly another twenty years to recognize that Fourier transform is even more useful, if one applies it to problems in financial economics without seeking an explicit analytical inverse trans form. Heston (1993) probably was the first to demonstrate how to solve a stochastic volatility option pricing model quasi analytically using the characteristic function of the problem, which is nothing else than the Fourier transform of the underlying Arrow /Debreu-prices, and doing the inverse transformation numerically. This opened the door for a whole bunch of new closed form solutions in the transformed Fourier space and still is one of the most active research areas in financial economics.

Author: Matthias Ehrgott
Publisher: Springer Science & Business Media
ISBN: 3662221993
Category : Business & Economics
Languages : en
Pages : 248

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Book Description
Life is about decisions. Decisions, no matter if made by a group or an indi vidual, involve several conflicting objectives. The observation that real world problems have to be solved optimally according to criteria, which prohibit an "ideal" solution - optimal for each decision-maker under each of the criteria considered - has led to the development of multicriteria optimization. From its first roots, which where laid by Pareto at the end of the 19th century the discipline has prospered and grown, especially during the last three decades. Today, many decision support systems incorporate methods to deal with conflicting objectives. The foundation for such systems is a mathematical theory of optimization under multiple objectives. Fully aware of the fact that there have been excellent textbooks on the topic before, I do not claim that this is better text, but it has a has a consid erably different focus. Some of the available books develop the mathematical background in great depth, such as [SNT85, GN90, Jah86). Others focus on a specific structure of the problems covered as [Zel74, Ste85, Mie99) or on methodology [Yu85, CH83a, HM79). Finally there is the area of multicriteria decision aiding [Roy96, Vin92, KR93), the main goal of which is to help deci sion makers find the final solution (among many "optimal" ones) eventually to be implemented.

Author: Björn Schmolck
Publisher: Springer Science & Business Media
ISBN: 3642583245
Category : Business & Economics
Languages : en
Pages : 149

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Book Description
This book deals with the omitted variable test for a multivariate time-series regression model. The empirical motivation is the homogeneity test for a consumer demand system. The consequences of using a dynamically misspecified omitted variable test are shown in detail. The analysis starts with the univariate t-test and is then extended to the multivariate regression system. The small sample performance of the dynamically correctly specified omitted variable test is analysed by simulation. Two classes of tests are considered: versions of the likelihood ratio test and the robust Wald test which is based on a heteroskedasticity and autocorrelation consistent variance-covariance estimator (HAC).

Author: Michael Neugart
Publisher: Springer Science & Business Media
ISBN: 3642583482
Category : Business & Economics
Languages : en
Pages : 181

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Book Description
Nonlinear Labor Market Dynamics discusses adjustment processes in labor markets. Contrary to linear-stochastic approaches this book is based on a non-linear deterministic framework. It is shown that even textbook-like-models of the labor market can generate long lasting adjustment processes, local instabilities, and chaotic movements, once nonlinear relationships and widely accepted adjustment rules are introduced. Thus, labor market dynamics may have an endogenous component that is governed by a nonlinear deterministic core. Of course, all results are tied to the particular models discussed in this book. Nevertheless, these models imply that by incorporating nonlinear relationships, one may arrive at an explanation of labor market behavior where linear stochastic approaches fell. Time series studies for German labor market data support this point of view.