51 research outputs found
Franchising from the franchisee\u27s perspective
The focus of this article is on the emergence and development of multi-unit franchising in the USA from the franchisee\u27s perspective. After a historical summary of the development of franchising from a marketing viewpoint, a typology of different franchisee types is provided, and the multi-unit franchising paradox is presented. The article offers a discussion of reasons why individuals might be enticed to become multi-unit franchisees. Emphasis is placed on entrepreneurship as a possible motive for sequential owners\u27 involvement as multi-unit franchisees. The article concludes by providing encouragement for future research to investigate the issue empirically
Franchising from the franchisee\u27s perspective
The focus of this article is on the emergence and development of multi-unit franchising in the USA from the franchisee\u27s perspective. After a historical summary of the development of franchising from a marketing viewpoint, a typology of different franchisee types is provided, and the multi-unit franchising paradox is presented. The article offers a discussion of reasons why individuals might be enticed to become multi-unit franchisees. Emphasis is placed on entrepreneurship as a possible motive for sequential owners\u27 involvement as multi-unit franchisees. The article concludes by providing encouragement for future research to investigate the issue empirically
EPR, Bell, and Quantum Locality
Maudlin has claimed that no local theory can reproduce the predictions of
standard quantum mechanics that violate Bell's inequality for Bohm's version
(two spin-half particles in a singlet state) of the Einstein-Podolsky-Rosen
problem. It is argued that, on the contrary, standard quantum mechanics itself
is a counterexample to Maudlin's claim, because it is local in the appropriate
sense (measurements at one place do not influence what occurs elsewhere there)
when formulated using consistent principles in place of the inconsistent
appeals to "measurement" found in current textbooks. This argument sheds light
on the claim of Blaylock that counterfactual definiteness is an essential
ingredient in derivations of Bell's inequality.Comment: Minor revisions to previous versio
Channel kets, entangled states, and the location of quantum information
The well-known duality relating entangled states and noisy quantum channels
is expressed in terms of a channel ket, a pure state on a suitable tripartite
system, which functions as a pre-probability allowing the calculation of
statistical correlations between, for example, the entrance and exit of a
channel, once a framework has been chosen so as to allow a consistent set of
probabilities. In each framework the standard notions of ordinary (classical)
information theory apply, and it makes sense to ask whether information of a
particular sort about one system is or is not present in another system.
Quantum effects arise when a single pre-probability is used to compute
statistical correlations in different incompatible frameworks, and various
constraints on the presence and absence of different kinds of information are
expressed in a set of all-or-nothing theorems which generalize or give a
precise meaning to the concept of ``no-cloning.'' These theorems are used to
discuss: the location of information in quantum channels modeled using a
mixed-state environment; the (classical-quantum) channels introduced by
Holevo; and the location of information in the physical carriers of a quantum
code. It is proposed that both channel and entanglement problems be classified
in terms of pure states (functioning as pre-probabilities) on systems of parts, with mixed bipartite entanglement and simple noisy channels belonging
to the category , a five-qubit code to the category , etc.; then by
the dimensions of the Hilbert spaces of the component parts, along with other
criteria yet to be determined.Comment: Latex 32 pages, 4 figures in text using PSTricks. Version 3: Minor
typographical errors correcte
Types of quantum information
Quantum, in contrast to classical, information theory, allows for different
incompatible types (or species) of information which cannot be combined with
each other. Distinguishing these incompatible types is useful in understanding
the role of the two classical bits in teleportation (or one bit in one-bit
teleportation), for discussing decoherence in information-theoretic terms, and
for giving a proper definition, in quantum terms, of ``classical information.''
Various examples (some updating earlier work) are given of theorems which
relate different incompatible kinds of information, and thus have no
counterparts in classical information theory.Comment: Minor changes so as to agree with published versio
Quantum Locality
It is argued that while quantum mechanics contains nonlocal or entangled
states, the instantaneous or nonlocal influences sometimes thought to be
present due to violations of Bell inequalities in fact arise from mistaken
attempts to apply classical concepts and introduce probabilities in a manner
inconsistent with the Hilbert space structure of standard quantum mechanics.
Instead, Einstein locality is a valid quantum principle: objective properties
of individual quantum systems do not change when something is done to another
noninteracting system. There is no reason to suspect any conflict between
quantum theory and special relativity.Comment: Introduction has been revised, references added, minor corrections
elsewhere. To appear in Foundations of Physic
Drying colloidal systems: laboratory models for a wide range of applications
The drying of complex fluids provides a powerful insight into phenomena that take place on time and length scales not normally accessible. An important feature of complex fluids, colloidal dispersions and polymer solutions is their high sensitivity to weak external actions. Thus, the drying of complex fluids involves a large number of physical and chemical processes. The scope of this review is the capacity to tune such systems to reproduce and explore specific properties in a physics laboratory. A wide variety of systems are presented, ranging from functional coatings, food science, cosmetology, medical diagnostics and forensics to geophysics and art
Book Review: Tim Wu, \u3ci\u3eThe Master Switch: The Rise and Fall of Information Empires\u3c/i\u3e
This book is both a chronicle of the past and a look to the future. The author, a law school professor at Columbia University on leave at the Federal Trade Commission when the book was published, reviews the history of the telegraph, telephone, movies, radio (amplitude modulation [AM] and frequency modulation [FM]), and television (broadcast and cable) industries. In all of these, he finds a recurring pattern, a cycle in which the industry begins in a state of chaos with many entrepreneurs competing for the right to provide peoplewith the means of receiving and/or sending information. The chaos period is short-lived and eventually a monopoly, or very tight oligopoly, emerges to dominate the industry (i.e., control the master switch), retaining its power until technology produces the means of its decline.
The Master Switch should be of interest to the readers of this journal. Not only is the Internet the central feature of the evolving market but also is itself an evolving form (think cloud) that influences the creation and destruction of almost every marketing institution. We are living in an era of major change in the communications environment and Professor Wu has given us a perspective on that change—one that makes a book that is hard to put down, while at the same time it manages to be so thought provoking that one has to lay it aside occasionally to contemplate the message
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Business cycles in Phoenix and Tucson, Arizona, 1947-1958
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