【文章內(nèi)容簡介】 標(biāo)志，因此擁有足夠的貨幣資金對于降低企業(yè)的風(fēng)險、增強企業(yè)資產(chǎn)的流動性和債務(wù)的可償性有著重要的意義。但是，貨幣資金屬于非盈利資產(chǎn)，既使是銀行存款其利率 15 也非常低。貨幣資金持有量過多，它所提供的流動性邊際效益便會隨之下降，進而導(dǎo)致企業(yè)收益水平降低。因此，企業(yè)必須加強對貨幣資金的管理，合理地確定貨幣資金持有量，使貨幣資金收支不但在數(shù)量上而且在時間上銜接 ，以便保證企業(yè)活動所需貨幣資金的同時盡量減少企業(yè)閑置的貨幣資金數(shù)量，提高資金的收益率。 參考文獻 : [1] 王世定 .《貨幣資金控制實務(wù)與案例分析》 .經(jīng)濟科學(xué)出版社 .2021年 2 月 . [2]喬彥軍 .《現(xiàn)代企業(yè)制度與現(xiàn)代會計》 .經(jīng)濟管理出版社， 1999 年 . [3]中華人民共和國財政部 .企業(yè)會計制度 .北京 :經(jīng)濟科學(xué)出版社，2021 年 [4]谷棋 . 財務(wù)管理 .大連 :東北對經(jīng)大學(xué)出版社， 2021 年 . [5]何有紅 .《會計之友》 .2021 年 .12 16 a 您好，為你提供優(yōu)秀的畢業(yè)論文參考資 料，請您刪除以下內(nèi)容， O(∩_∩)O 謝謝?。?！A national survey was recently launched to evaluate the eye health of Chinese children andteenag June 6, China39。s annual National Day for Eye Care, the China Youth Development ServiceCenter and Zhejiang Medicine, a leading listed Chinese pharmaceutical pany, jointlyannounced the kickoff of the about one month, a questionnaire piled by top eye care medical experts in China willbe distributed through multiple online partners, including m, as well asthrough offline survey events held in universities, middle schools and primary schools acrossthe report will be released based on the survey statistics and analysis, and most importantly,guidelines for parents and youth on how to care for the eyes and prevent myopia — agrowing problem in China39。s digitized society, will also be attached on the report.Myopia is not only a disease that makes people see things blurrily, but also leads to severeplications, such as glaua (increased pressure within the eyeball), and can causeblindness, said Zhou Yuehua, an established eye care specialist with Beijing TongrenHospital.It is very important for parents and children to know about the risk and care for their eyes.There are about 450 million myopia patients in China. Among Chinese myopia patients,30million are severe patients, according to ZhouThe prevalence of myopia among high school and college students is more than 70 percent,and the situation is continuously worsening, he Zhu, director with the China Youth Development Service Center, said long hours ofstudy, lack of exercise, especially outdoor activities, and attachment to electronic screen aresome of the top reasons behind the widespread myopia problems, and the increase ofyounger patients, although China has made great progress in improving the hardwarefacilities and lighting conditions in said he hopes the survey will alert people on the threatening situation, and also helpmedical experts to better guideline parents and children39。s behaviors to care for eyes, basedon the timely and factual statistics the survey series of followup events will also be held in six cities, including Jinan in Shandongprovince, and Changsha in Hunan province, to educate people on how to care for eyes afterthe survey started. More and more Chinese are jogging to get and stay fit. Most joggers will run alone, but some will jog with friends or even coaches. The Beijing Olympic Forest Park is one of the most popular spots. It is packed with runners in the afternoon, usually after work, and at weekends. Jogging after a whole day39。s work can be a way to unwind. It is true for He Wenjun, whose workplace is right near the forest park. She discovered her athletic aptitude at the age of seven, when she began playing tennis. Then she turned to jogging, and she has persevered with it for 10 years. I e to jog almost every day after work, whenever I have time. I think jogging is good for my health. And for me, a girl, it helps me to achieve to eternal goal, to keep slim, He said. He says she prefers jogging alone, so she can focus better. She loves jogging, even during Beijing39。s smoggy days. If the smog is severe, I39。ll hold off jogging for a while. But if I really want to get away from work, I39。ll wear a mask, or just ignore the smog and go on jogging, she said. For those who are not so athletic, jogging also has its attractions. Wu Houbin started roughly two years ago, when he was severely obese. Within two months, his weight dropped from 82 kilograms to 64 kilograms. The success helped him recover health, and he has made friends. Jogging does not require speed, but stamina. If you want to stick to the game,