233,711 research outputs found

    Subcontracting and vertical integration in the Spanish cotton industry

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    This paper examines changes in the organization of the Spanish cotton industry from 1720 to 1860 in its core region of Catalonia. As the Spanish cotton industry adopted the most modern technology and experienced the transition to the factory system, cotton spinning and weaving mills became increasingly vertically integrated. Asset specificity more than other factors explained this tendency towards vertical integration. The probability for a firm of being vertically integrated was higher among firms located in districts with high concentration ratios and rose with size and the use of modern machinery. Simultaneously, subcontracting predominated in other phases of production and distribution where transaction costs appears to be less important.transaction cost economics; European industrialization; factory system; organizational change; technological change; international competitiveness

    Direct test of time-reversal symmetry in the entangled neutral kaon system at a ϕ\phi-factory

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    We present a novel method to perform a direct T (time reversal) symmetry test in the neutral kaon system, independent of any CP and/or CPT symmetry tests. This is based on the comparison of suitable transition probabilities, where the required interchange of in out states for a given process is obtained exploiting the Einstein-Podolsky-Rosen correlations of neutral kaon pairs produced at a ϕ\phi-factory. In the time distribution between the two decays, we compare a reference transition like the one defined by the time ordered decays (,ππ)(\ell^-,\pi\pi) with the T -conjugated one defined by (3π0,+)(3\pi^0, \ell^+). With the use of this and other T conjugated comparisons, the KLOE-2 experiment at DAΦ\PhiNE could make a significant test

    Subcontracting and vertical integration in the Spanish cotton industry.

    Get PDF
    This paper examines changes in the organization of the Spanish cotton industry from 1720 to 1860 in its core region of Catalonia. As the Spanish cotton industry adopted the most modern technology and experienced the transition to the factory system, cotton spinning and weaving mills became increasingly vertically integrated. Asset specificity more than other factors explained this tendency towards vertical integration. The probability for a firm of being vertically integrated was higher among firms located in districts with high concentration ratios and rose with size and the use of modern machinery. Simultaneously, subcontracting predominated in other phases of production and distribution where transaction costs appears to be less important

    Subcontracting and Vertical Integration in the Spanish Cotton Industry

    Get PDF
    This paper examines changes in the organization of the Spanish cotton industry from 1720 to 1860 in its core region of Catalonia. As the Spanish cotton industry adopted the most modern technology and experienced the transition to the factory system, cotton spinning and weaving mills became increasingly vertically integrated. Asset specificity more than other factors explained this tendency towards vertical integration. The probability for a firm of being vertically integrated was higher among firms located in districts with high concentration ratios and rose with size and the use of modern machinery. Simultaneously, subcontracting predominated in other phases of production and distribution where transaction costs appears to be less important.

    Cyber physical systems implementation for asset management improvement: A framework for the transition

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    Libro en Open AccessThe transformation of the industry due to recent technologies introduction is an evolving process whose engines are competitiveness and sustainability, understood in its broadest sense (environmental, economic and social). This process is facing, due to the current state of scientific and technological development, a new challenge yet even more important: the transition from discrete technological solutions that respond to isolated problems, to a global conception where the assets, plant, processes and engineering systems are conceived, designed and operated as an integrated complex unit. This vision is evolving besides a set of concepts that are, in some way, to guide this development: Smart Factories, Cyber-Physical Systems, Factory of the Future or Industry 4.0, are examples. The full integration of the operation and maintenance (O&M) processes in the production systems is a key topic within this new paradigm. Not only that, this evolution necessarily results in the emergence of new processes and needs of O&M, i.e. also, the O&M will undergo a profound transformation. The transition from actual isolated production assets to such Industry 4.0 with CPS is far from easy. This document presents a proposal to develop such transition adapting one iteration of the Model of Maintenance Management (MMM) integrated into ISO 55000 to the complexity of incorporating “System of Systems” CPSs maintenance. It involves several stages: identification, prioritization, risk management, planning, scheduling, execution, control, and improvement supported by system engineering techniques and agile/concurrent project managemen

    Re-inventing New Zealand: Institutions Output and Patents 1870-1939

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    New estimates of commodity output and patenting are used to explore New Zealand’s transition from extensive to intensive growth. By investigating the cointegrating and causal relationships among the output of 25 industries we show that a small number of common trends shaped the contours of her economic development. In turn the leading industries were driven by knowledge growth as reflected in patents statistics. New Zealand's distinctive institutions and human capital fostered the knowledge which transformed the farming landscape, promoted wider land ownership, and created a production system which integrated farm and factory to promote intensive growth.Growth; Institutions; Patents; Common trends; Commodity output, New Zealand Research and Development

    Subcontracting and vertical integration in the Spanish cotton industry.

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    This paper examines changes in the organization of the Spanish cotton industry from 1736 to 1860 in its core region of Catalonia. As the Spanish cotton industry adopted the most modern technology available and experienced the transition to the factory system, cotton spinning and weaving mills became increasingly vertically integrated. Asset specificity, more than other factors, explains this tendency towards vertical integration. The probability of a firm being vertically integrated was higher among firms located in districts with high concentration ratios, and rose with size and the use of modern machinery. At the same time, subcontracting predominated in other phases of production and distribution, where transaction costs appear to be less importantSubcontracting; Cotton industry; Vertical integration; Catalonia; Spain;

    A review on missing tags detection approaches in RFID system

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    Radio Frequency Identification (RFID) system can provides automatic detection on very large number of tagged objects within short time. With this advantage, it is been using in many areas especially in the supply chain management, manufacturing and many others. It has the ability to track individual object all away from the manufacturing factory until it reach the retailer store. However, due to its nature that depends on radio signal to do the detection, reading on tagged objects can be missing due to the signal lost. The signal lost can be caused by weak signal, interference and unknown source. Missing tag detection in RFID system is truly significant problem, because it makes system reporting becoming useless, due to the misleading information generated from the inaccurate readings. The missing detection also can invoke fake alarm on theft, or object left undetected and unattended for some period. This paper provides review regarding this issue and compares some of the proposed approaches including Window Sub-range Transition Detection (WSTD), Efficient Missing-Tag Detection Protocol (EMD) and Multi-hashing based Missing Tag Identification (MMTI) protocol. Based on the reviews it will give insight on the current challenges and open up for a new solution in solving the problem of missing tag detection
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