The COVID-19 pandemic has caused an unprecedented structural change in the current evolutionary development of national economy Ukraine. Situational trends that arise open country require reactive changes conditions for doing business and force public authorities to update strategies or mechanisms support it. At same time, a number explicit factors, including unemployment inflation, further exa...

sedimentation is one of the most important problems in harbors that results in considerable economic costs. harbor planforms affects the flow pattern in the harbor basin and consequently, plays an important role in sediment transport and sedimentation. in the present study, a two dimensional depth-averaged hydrodynamic and sediment transport model has been developed to investigate the effect of...

the input-oriented data envelopment analysis was used to measure the water use efficiency and productivity indices of tehran over the period 2005-13. meanwhile, the correlation between water uses and regional economic activities was examined using the gross regional domestic product index. the results indicated that the total productivity was improved 1.8% and 1.68% aspect of technical efficien...

Racial discrimination pervades every aspect of a society in which it is found. It is found above all in attitudes of both races, but also in social relations, in intermarriage, in residential location, and, frequently, in legal barriers. It is also found in levels of economic accomplishment; that is, income, wages, prices paid, and credit extended. This economic dimension hardly appears in gene...