In order to further improve the equity financing efficiency of listed companies in strategic emerging industries, this paper selects relevant data of 208 listed companies in strategic emerging industries from 2014 to 2018, and calculates the changes in scale efficiency, pure technical efficiency and total factor productivity through the Data envelo
Abstract Background Eighty-three strains of Leuconostoc mesenteroides were isolated from Algerian raw camel milk.Based on morphological, biochemical, and physiological characters tests, strains were identified as Ln.mesenteroides subsp.mesenteroides.Seven strains had a remarkable antagonistic and probiotic characterization.The present study aims at
Background: Two of main characteristics of the Latin American conjugal union pattern are the early entry into first union and the increasing proportion of informal unions.These features have been associated, respectively, with the strong presence and role of family ties in promoting economic and social stability and with changing attitudes in the f
The quality of drinking water differs across countries, so households show different levels of willingness to pay (WTP) to improve it, which is also influenced by their income levels.This study presents a meta-analysis using studies from RUB CARIBBEAN JERK 30 developed and developing countries, representing 4.7 billion inhabitants.At the internatio
Abstract Background Drug injection has been increasing over the past decades all over the world.Hepatitis B and C viruses (HBV and HCV) are two common infections among people who inject drugs (PWID) and more than 60% of new human immunodeficiency virus (HIV) cases are PWID.Thus, investigating risk factors associated with drug use transition MULTI T