Showing 41 - 50 of 72
Persistent link: https://www.econbiz.de/10013366804
Solving the risk of zombification of enterprises and relieving their business difficulties, as a key element of supply-side structural reform, is the pain point of the conversion of old and new dynamic energy and the difficulty of economic transformation and upgrading. In the Internet era, the...
Persistent link: https://www.econbiz.de/10014330815
We study environmental and social (E&S) disclosures in annual reports. Using the word embedding model to examine more than 210,000 annual reports from 24,271 public firms in 30 international countries/regions between 2001 and 2020, we create an E&S dictionary that allows us to document trends in...
Persistent link: https://www.econbiz.de/10014362068
This paper investigates whether China's SOE classification reform, which divided SOEs into competitive SOEs dedicated to profitability and public-welfare SOEs dedicated to social benefits, and led to the specialized functional positioning of SOEs, affects SOEs' innovation. Using patent data of...
Persistent link: https://www.econbiz.de/10014354871
Persistent link: https://www.econbiz.de/10011715040
Chemical Looping Dry Reforming (CLDR) using oxygen carrier (OC) is a novel technology to convert CO 2 to CO. Currently, Ca 2 Fe 2 O 5 (CF) OC is found to be a potential material for CLDR. In this paper, Zr 0.5 Ce 0.5 O 2 (ZC) was used to improve the reduction rate of CF OC and alleviate the...
Persistent link: https://www.econbiz.de/10013304346
Carbon-coated lithium ion phosphate was synthesized from a gel precursor with ferric iron and a carbon source of organic chelating agent via a sol–gel method. The dependence of the microstructure and electrochemical performance of the synthesized LiFePO4/C on the pH value of the precursor...
Persistent link: https://www.econbiz.de/10004977475
The hydrophobic surface modification of chitosan gels (CS) was carried out using the amidating reaction of amido groups on a gel surface with propionic acid, stearic acid, and benzoic acid, respectively, activated by 1-ethyl-3-(3-dimethylaminopropyl)-carbodiimide hydrochloride (EDC) and...
Persistent link: https://www.econbiz.de/10004996422
Altham proposed Bayesian "p"-values for the analysis of a 2×2 contingency table that is formed from matched pairs. Using the same Bayesian perspective, we develop an extension of Altham's Bayesian "p"-values to a 2×2 table from matched pairs with missing data that are missing at random. The...
Persistent link: https://www.econbiz.de/10005693069
As urbanization accelerates, urban areas play a leading role in energy consumption and CO2 emissions in China. The existing research is extensively concerned with the relationships between urbanization, energy consumption and CO2 emissions in recent years, but little attention has been paid to...
Persistent link: https://www.econbiz.de/10010597309