scholarly journals No-arbitrage and optimal investment with possibly non-concave utilities: a measure theoretical approach

2018 ◽  
Vol 88 (2) ◽  
pp. 241-281 ◽  
Author(s):  
Romain Blanchard ◽  
Laurence Carassus ◽  
Miklós Rásonyi
2022 ◽  
Vol 04 (01) ◽  
pp. 605-616
Author(s):  
Brahim TAMETELT ◽  
Asma Ben YAHIA

Scientific research endeavors to provide theoretical approaches to various fields and fields, It has been valued by field applications in experimental and descriptive studies on samples planned in several environments, In the pursuit of effective learning through an optimal investment of the learner's environment and its pillars, and by extending the activities of the school outside, from hypothetical problems to real problems of the reality of the learner life. The philosophy of the competency-based approach and its procedures were based on constructive steps to achieve the above, However, she stood on a deep challenge depicted in the assessment, When all the activities are based on the learner's use of his experiences to respond to all the situations he is confronted with, It is therefore a continuous process of evaluation. before that; This research presents a theoretical approach to evaluation in general, with a focus on evaluation in the pedagogy of the competency-based approach, Highlight its foundations, its theoretical background and its practical difficulties, while promoting research with an office approach between the theoretical aspect stipulated in the process and the real environment in which it takes place.


Author(s):  
Marcos F. Maestre

Recently we have developed a form of polarization microscopy that forms images using optical properties that have previously been limited to macroscopic samples. This has given us a new window into the distribution of structure on a microscopic scale. We have coined the name differential polarization microscopy to identify the images obtained that are due to certain polarization dependent effects. Differential polarization microscopy has its origins in various spectroscopic techniques that have been used to study longer range structures in solution as well as solids. The differential scattering of circularly polarized light has been shown to be dependent on the long range chiral order, both theoretically and experimentally. The same theoretical approach was used to show that images due to differential scattering of circularly polarized light will give images dependent on chiral structures. With large helices (greater than the wavelength of light) the pitch and radius of the helix could be measured directly from these images.


2016 ◽  
Vol 0 (26) ◽  
pp. 71-94 ◽  
Author(s):  
Miguel Vázquez Liñán ◽  
◽  
Salvador Leetoy ◽  

2020 ◽  
Vol 26 (1) ◽  
pp. 182-185
Author(s):  
Alexandru Baboș ◽  
Raluca Rusu

AbstractThe toxic leadership refers to destructive behaviours and leaders’ personal characteristics which cause serious damage to the subordinates and organizations. Still, what is toxic for the military in one country can be good in another one, given the cultural differences. This article wants to emphasize, from a theoretical approach, the main characteristics and effects of toxic leadership within the military organization.


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