The water distribution department of urban water and wastewater companies is of natural monopoly characteristic, and requires regulating.The aim of this research is to regulate urban water and wastewater companies in Iran using a price-cap regulation approach to improve their productivity.For this purpose, using the data of municipal water Cap Cove
Cellular senescence entails essentially irreversible replicative arrest, apoptosis resistance, and frequently acquisition of a pro-inflammatory, tissue-destructive senescence-associated secretory phenotype (SASP).Senescent cells accumulate in various tissues with aging and at sites of pathogenesis in many chronic diseases and VALERIAN conditions.Th
Lebanon is going through an unprecedented economic, social and political crisis.The economy has collapsed, local currency lost 80% of its value and the government defaulted on the debt in March 2020.Meanwhile, mass protests have been challenging the political class that controls the country since the end of the civil war.After a description of the