The goal of the current study is to determine the optimal level of advertising beyond which advertising expenditure will not be justified by revenues. To achieve the goal first different types of media were rated by experts as to the degree of their importance. Then data ware collected by interviewing the managers and reviewing different media resources. The collected data were then analyze...

We explore the role that choice of comparison groups plays in explaining impasse in teacher contract negotiations. We hypothesize that the negotiators select "comparable" districts in a biased fashion such that teachers' salaries in districts that unions view as comparable are higher than teachers' salaries in districts that school boards view as comparable. We also predict that strike activity...

Researches on instructional methods and learners’ factors are more frequently conducted than those on the differences caused by media. Under these circumstances, a new model for the selecting media for instruction was proposed (Reiser & Gagne, 1983), based on R.M. Gagne’s theory of instruction (Gagne, 1985) . This model is an integration of the research findings that the Educational Technology ...

The goal of the current study is to determine the optimal level of advertising beyond which advertising expenditure will not be justified by revenues. To achieve the goal first different types of media were rated by experts as to the degree of their importance. Then data ware collected by interviewing the managers and reviewing different media resources. The collected data were then analyze...

We come back on a technique to build modular switch nodes. This approach allows for a more cost effective expansion of OPS nodes. We give two example designs, showing that the method is useful only for Broadcast & Select OPS nodes when taking price decrease in function of time into account.

1 Das ist die Noth der schweren Zeit! Das ist die schwere Zeit der Noth! Das ist die schwere Noth der Zeit! Das ist die Zeit der schweren Noth! (A. von Chamisso, Vorläufer der Kombinatorik) A Dominique, en témoignage d'estime et de profonde amitié. R ´ esum´ e.-Pour une large classe de parties de * (` a laquelle appartient no-tamment l'ensemble qui intervient dans leprobì eme du premier chiffre...

Learning styles refer to how a person acquires and processes information. Identifying the learning styles of students is important because it allows more personnalized teaching. The most popular method for learning style recognition is through the use of a questionnaire. Although such an approach can correctly identify the learning style of a student, it suffers from three important limitations...