scholarly journals Comparative Analysis of Market Demand and Individual Demand for Major Fish Species in Korea

2012 ◽  
Vol 43 (1) ◽  
pp. 35-48
Author(s):  
Hoan-Jae Park
2019 ◽  
Author(s):  
Rachmad Gesah Mukti Prabowo

Resume ini bertujuan untuk memberikan gambaran sederhana terkait Market Demand, Individual Demand, Elastisitas Permintaan, Surplus Konsumen, Barang Substitusi dan Barang Komplementer serta barang Giffen


2018 ◽  
Vol 1 (1) ◽  
pp. 809-816
Author(s):  
Anna Kwiotkowska ◽  
Magdalena Gębczyńska

Abstract The purpose of this paper is to explore causal complexity in the relationship between environmental uncertainty and firm’s performance. Due to complexity in the external and internal environment, the relationship between environment and firm performance rests not only on a single attribute but on the interrelation and complementarities between multiple characteristics such as firm features and external factors. This study examines the influence of a firm’s specific characteristics and the dimensions of environmental uncertainty on the company’s performance. Fuzzy-set qualitative comparative analysis is used to analyze data collected via questionnaires from 58 Polish small and medium enterprises (SMEs). The results suggest that characteristics of the general business environment, as well as the firm-specific characteristics all matter to firm performance. In addition, our findings clearly demonstrate that the determination of high firm performance is underpinned by substantial interdependence among the selected conditions and complexity. Therefore, any particular condition may have a different or even opposite effect on the outcome depending on the presence or absence of other conditions. Based on this, we conclude that external environmental uncertainty characteristics, with the dimensions of competitive intensity, technological turbulence and market/demand turbulence, are not as important as the other conditions for high-performing firms. The study offers a new perspective on the relationship between environmental uncertainty and firm performance with its systematic comparative analysis of complex cases. It identifies different combinations of conditions (paths) leading to a high firm performance.


2008 ◽  
Vol 19 (4) ◽  
pp. 403-430 ◽  
Author(s):  
Fabrice Teletchea ◽  
Alexis Fostier ◽  
Ewa Kamler ◽  
Jean-Noël Gardeur ◽  
Pierre-Yves Le Bail ◽  
...  

2019 ◽  
Vol 323 (4) ◽  
pp. 429-441
Author(s):  
O.V. Zelennikov

The ovarian condition was studied in juveniles of six species of the Pacific salmon of different ages, taken for research at four hatcheries, as well as captured in lakes and rivers in the Sakhalin Province and Kamchatka Territory. The formation of the older generation of germ cells, consisting of previellogenic oocytes, in females of the Pacific salmon ends at the age of 0+, in pink salmon, with a mass of about 0.2–0.3 g, in other species, with a mass of about 1–2 g. In all species, the replenishment of this generation ceases during the habitat of juvenile fish in fresh water. After the formation of the older generation of germ cells is completed and its number reaches a certain level characteristic of each fish species, two oogenesis processes, that are not externally related to each other, continue to be carried out in the ovaries. The first process is the growth of the older generation oocytes, which develop relatively synchronously, varying 1.5–2 times in diameter. The second process is the mitotic reproduction of the gonies, their entry into meiosis, and subsequent resorption at the stage of pachytene and early diplotene. The mitotic activity of the gonies is minimal in females of the pink salmon, and, in fact, it is not detected in the fish caught in the coast. In females of other species, a decrease in both mitotic activity and initiation of new meiotic cycles does not occur during the entire period of their habitat in fresh water.


Biologia ◽  
2016 ◽  
Vol 71 (10) ◽  
Author(s):  
Lech Kirtiklis ◽  
Katarzyna Palińska-Żarska ◽  
Sławomir Krejszeff ◽  
Krzysztof Kupren ◽  
Daniel Żarski ◽  
...  

AbstractFish species from the subfamily Leuciscinae are one of the most abundant and ecologically valuable among riverine cyprinids of Central Europe. In order to support their recruitment or properly manage the restocking operations, there is a need to recognize the recruitment success which relies on the necessity of proper species discrimination among the larvae of those species caught on the spawning and/ or nursery grounds. In the present study a comparative analysis of the morphological and molecular (PCR-RFLP technique with two restriction endonucleases


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