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JaLCDOI 10.18926/OER/41559
FullText URL oer_030_3_345_351.pdf
Author Fujimoto, Takao|
Abstract This note is a sequel to the previous one published in this journal (Vol. 30, No.1). In that article, we used one of mean value theorems to prove the univalence of a nonlinear mapping based on the qualitative regularity ofthe Jacobian matrix. The qualitative regularity is a property of a matrix whose regularity is shown to be valid by using only the sign patterns of mappings involved. In this note, we extend the result into a vector space over an integral domain. The vectors themselves are of n-tuples of elements in the integral domain. This integral domain is totally ordered, and some natural properties are assumed concerning this order. First two lennnata are given, and the first one is in fact a sort of mean value theorem for mappings from a direct product of discrete spaces into a discrete space, and utilizes mathematical induction. The second lemma depends on the fact that theory of matrices and determinants can be constructed also on a ring except for inverse matrix. Finally, our main proposition derives from the very integrity of a given domain. Another merit of the result is that the domain of a mapping need not be convex, and can be even a set oflattice points.
Publication Title 岡山大学経済学会雑誌
Published Date 1999-03-10
Volume volume30
Issue issue3
Start Page 345
End Page 351
ISSN 0386-3069
language English
File Version publisher
NAID 120002696039
JaLCDOI 10.18926/OER/41510
Title Alternative On the Stratification of Urban Residents and the Socio-Economic Position of the Commercial and Industrial Traders in Sakata, Yamagata Prefecture, in the Later Meiji Era
FullText URL oer_031_4_001_026.pdf
Author Kasai, Yamato|
Abstract Taking all things into consideration as to the materials of occupation, tax, income and holdings of the tenant land, it is possible to perceive several strata of society in Sakata. Namely, the most upper stratum consists of a few who earn very large income from the tenant land and interests. The second stratum consists of many commercial and industrial traders and others who earn income from the tenant land is often larger than trade. The third stratum consists of a large number of traders and others who their mean derives more or less from income of the tenant land. The next stratum consists of a great number oftraders in very small business and others. The lowest stratum consists of a great many residents with no sure means ofliving, and forms the base ofthe stratified and pyramidal organization. In the later Meiji Era, Sakata was already not a city which was simply composed ofthe income of trades, but the city that depends chiefly on enormous wealth from the tenant land and interests. Sakata turned from a commercial city to a so-called parastic city. This was the important point that could recover from the destructive earthquake of 1894, and could fend off severe blows on the transit business of Sakata owing to the construction of railroad from 1899. The nature of parastic moneymaking, the higher of strata he is, the more he depends, took simultaneously upon itself the responsibility to check the development of Sakata. The nature of Sakata as a city is focused on the fact that the accumulated vast capital doesn't apply toward the industrial capital and the social capital.
Publication Title 岡山大学経済学会雑誌
Published Date 2000-03-10
Volume volume31
Issue issue4
Start Page 1
End Page 26
ISSN 0386-3069
language Japanese
File Version publisher
NAID 110000130018
JaLCDOI 10.18926/OER/41507
Title Alternative 'Natural' Sorting in LZH-Files
FullText URL oer_031_3_255_264.pdf
Author Fujimoto, Takao|
Publication Title 岡山大学経済学会雑誌
Published Date 1999-12-10
Volume volume31
Issue issue3
Start Page 255
End Page 264
ISSN 0386-3069
language Japanese
File Version publisher
NAID 120002695987
JaLCDOI 10.18926/OER/41484
Title Alternative On Seasonality in the East Seto Area BSI Series
FullText URL oer_031_1_001_017.pdf
Author Nishida, Sayuri| Fujimoto, Toshimi|
Abstract This paper analyzes the nature of seasonality in quarterly observations for the East Seto Area BSI series. We begin with quantitative mesures of seasonality. Most series have at least 30 percent of their non-trend variation mopped up by seasonal dummy variables alone. We turn to tests of the order of integration. Unit root tests are applied to determine whether the seasonal component in each variable exhibits stochastic nonstationality. 36 series are found to have a seasonal unit root only and the remaining series are almost stationary. This implies that the the ΔΔ(4) transform, frequently implicitly embodied in any seasonal adjustment program, leads to overdifferencing.
Publication Title 岡山大学経済学会雑誌
Published Date 1999-06-10
Volume volume31
Issue issue1
Start Page 1
End Page 17
ISSN 0386-3069
language Japanese
File Version publisher
NAID 110000129991
JaLCDOI 10.18926/OER/41475
Title Alternative Estate Management and Administration of the Family Estate in the Victorian Prosperous Period; the Case of the 7th Duke of Devonshire
FullText URL oer_032_4_031_064.pdf
Author Achira, Takao|
Abstract The Duke of Devonshire was a traditional landed aristocrat, who owned, according to the 'New Doomsday Book' of 1873, the seventh largest land, out of which he gained the second largest gross rental in the English landed aristocracy. He formed its central core. William Cavendish (1808-1884), who inherited the Dukedom in 1858, has been taken as a classic Mid-Victorian improving landlord. His entrepreneurship mainly covered the industrialisation and urbanisation of Barrow-in-Furness. In 1846 he constructed the Furness Railway as a means of developing his own iron mines, in the 1860's created the Barrow Haematite Steel Co. Ltd. and in the early 1870's a group of firms, which were related to the export of the steel rail. The firms respectively worked as elements which composed the productive forces for the use of landnature, and as a whole they created a regional structure of productive forces for the use of natural resources. The Cavendishes completely grasped these firms, at first as 'a proprietary railway', next as a 'Furness Railway-Cavendish organism', and lastly as the 'Furness Railway's Industrial Empire'. It was made possible owing to the prosperity of England as World Factory that the landowner transformed his own wealth into the capital on a large scale, led by the interest of his estate management. This was the process of forming a 'Capital-Landownership Complex' proper to Modern England, in which on one hand the landowner partly came to base on the capital, and on the other hand English Capitalism mobilized the wealth ofthe landowner to the capital. The aim of this paper is to study the Duke of Devonshire's finance which supported the aggressive estate management. It brings light on the followings; 1. the 6th Duke's Finance in the 1850's, through the close study of the Chief Agent's General Statements of Income and Expenditure, 2. the state of the Duke Family's finance on the 7th Duke's succession to the Dukedom, through the careful examination of his the letters and diary, 3. his estate management and its finance between 1858 and 1884, through the analysis ofthe summary statement.
Publication Title 岡山大学経済学会雑誌
Published Date 2001-03-10
Volume volume32
Issue issue4
Start Page 31
End Page 64
ISSN 0386-3069
language Japanese
File Version publisher
NAID 110000130070
Author Melesse, Alemayehu Gemechu|
Published Date 2010-09-30
Publication Title
Content Type Thesis or Dissertation
Author Yoshino, Yuji| Yoshizawa, Takeshi|
Published Date 2011-01
Publication Title Mathematical Journal of Okayama University
Volume volume53
Issue issue1
Content Type Journal Article
JaLCDOI 10.18926/mjou/41402
Author Nukada, Kaname|
Published Date 1959-11-30
Publication Title 岡山医学会雑誌
Volume volume71
Issue issue12-2
Content Type Journal Article
Author Tanaka, Senji|
Published Date 1959-11-30
Publication Title 岡山医学会雑誌
Volume volume71
Issue issue12-2
Content Type Journal Article
Author Mizuta, Eizaburo|
Published Date 1959-11-20
Publication Title 岡山医学会雑誌
Volume volume71
Issue issue12-1
Content Type Journal Article
Author Fujioka, Yukio| Fukui, Tetsuya| Kobayashi, Toshiyuki|
Published Date 1959-10-30
Publication Title 岡山医学会雑誌
Volume volume71
Issue issue11-2
Content Type Journal Article
Author Ishimitsu, Tetsusaburo|
Published Date 1959-10-30
Publication Title 岡山医学会雑誌
Volume volume71
Issue issue11-2
Content Type Journal Article
Author Takeuchi, Ryo|
Published Date 1959-10-30
Publication Title 岡山医学会雑誌
Volume volume71
Issue issue11-2
Content Type Journal Article
Author Sato, Akira|
Published Date 1959-10-20
Publication Title 岡山医学会雑誌
Volume volume71
Issue issue11-1
Content Type Journal Article
Author Lin, Pen-Jen| Chou, Wei-Hsing| Kuo, Wen-Fun|
Published Date 1959-09-30
Publication Title 岡山医学会雑誌
Volume volume71
Issue issue10-2
Content Type Journal Article
Author Kikkawa, Koji|
Published Date 1959-09-20
Publication Title 岡山医学会雑誌
Volume volume71
Issue issue10-1
Content Type Journal Article
Author Asahina, Masaru|
Published Date 1959-09-20
Publication Title 岡山医学会雑誌
Volume volume71
Issue issue10-1
Content Type Journal Article
Author Sakurai, Yasuo|
Published Date 1959-09-10
Publication Title 岡山医学会雑誌
Volume volume71
Issue issue9-2
Content Type Journal Article
Author Nagamatsu, Hiroshi|
Published Date 1959-08-15
Publication Title 岡山医学会雑誌
Volume volume71
Issue issue8-2
Content Type Journal Article