The aim of the paper was to analyze some behavioral effects, especially the effect of “hidden” tax, the “preference of progressivity” effect and some kind of “preference of short period incidence” effects of citizen. The effects predict the citizens will prefer hidden taxes to direct...

Algeria has large territory which is around 2,382 million km with an average solar power of 2650 kWh/m2/year on more than 80 % of the total surface of country. Back in 2015, the Algerian government has adopted a program for electricity production with an objective to insert 13GW of photovoltaic...

The competitive nature of business today requires the knowledge to be able to manipulate process levels in a predictable fashion and to reduce process variation (quality control). This goal can beachieved through the use of experimentation to identify and confirm the effects of the process...