赞助金币限时优惠

登录 | 注册

全部分类

学术论文

类型:

法国预测与国际信息中心：深度贸易协定与异质企业出口（英文版）

This paper studies the effect of regional trade agreements on firms' exports using detailed information on the content of trade agreements and firm-level exports for 31 developing countries between 2000 and 2020. Moving from shallow to deep trade...

2025-10-10 0 1.92MB 52页
法国预测与国际信息中心：重力的变化（英文版）

This paper documents a fundamental problem in applied gravity estimation: the variance of gravity estimates becomes prohibitively large when policy regressors are parse. I define sparse regressors as dummy variables that equal one in fewer than 100 t...

2025-10-10 0 1.54MB 42页
国际清算银行：天气灾害的宏观经济影响：全球和部门分析（英文版）

Whether and how extreme weather shocks transmit to economic activity and, in turn, inflation is key for monetary policy. We look at the macroeconomic effects of different types of weather disaster for up to 151 countries over 2000-24. We study their ...

2025-10-09 0 1.72MB 132页
国际清算银行：利用人工智能监控金融市场（英文版）

Predicting financial market stress has long proven to be a largely elusive goal. Advances in artificial intelligence and machine learning offer new possibilities to tackle this problem, given their ability to handle large datasets and unearth hidden ...

2025-10-09 0 2.09MB 39页
国际清算银行：绿色转型的货币政策（英文版）

Climate change is one of the most pressing challenges facing our planet today, leading to severe environmental and social repercussions. Rising global temperatures are causing glaciers to melt, sea levels to rise and extreme weather events to become ...

2025-10-09 0 4.63MB 55页
国际清算银行：速度溢价：高频交易和资本成本（英文版）

When trading in financial markets reaches light speed, does the real economy slow down? Using co-location and latency improvement upgrades at NASDAQ as natural experiments, we find that, on average, high frequency trading (HFT) leads to higher cost o...

2025-10-09 0 685.92KB 47页
范志锋：齿轮故障诊断的机器视觉技术研究进展

齿轮是机器设备中常见的旋转机械部件，对其开展故障诊断是避免重大事故发生的重要手段，齿轮故障诊断必然成为学者研究的焦点，而机器视觉技术为开展齿轮故障诊断提供了新的思路。文章分析了机器视觉系统的基本原理，重点梳理了基于机器视觉的齿轮图像采集、齿轮图像处理和齿轮图像识别的研究现状，归纳总结了基于机器视觉的齿轮故障诊断研究存在的主要问题，提出开展动态齿轮图像采集工程化研究与应用、三维齿轮图像采集、图像增强与迁移学习技术应用、浅层学习与深度学习融合等方面的建议，为从事齿轮故障诊断相关领域的技术 ...

2025-10-09 0 1007.98KB 7页
陈天熙：基于机器学习的齿轮故障诊断研究现状和发展前景

: 机器学习以其优秀的数据处理能力长期活跃于故障诊断领域。主要介绍国内外在基于机器学习的齿轮故障诊断领域的研究成果，梳理了浅层学习模型和深度学习模型在故障诊断领域的应用，并对其出现的问题进行总结与分析，最后对该领域未来的发展进行展望。...

2025-10-09 0 185.28KB 4页
未来能源研究所：对2009年危险源认定和温室气体汽车标准的再思考（英文版）

The proposal asserts that the scientific underpinnings of the Endangerment Finding are weaker than previously believed and not supported by the body of scholarship since 2009. NASEM (2025) provides the most recent review of the literature regarding g...

2025-09-30 0 742.25KB 24页
ADB亚洲开发银行：低频数据的经济预测框架（英文版）

Standard nowcasting frameworks commonly use weekly or monthly variables to monitor quarterly gross domestic product (GDP). However, this method is not suitable for economies that track GDP annually. We modify the state-space representation of an othe...

2025-09-30 0 1.83MB 36页
ADB亚洲开发银行：了解巴基斯坦公立和私立学校COVID-19后的学习恢复（英文版）

The coronavirus disease (COVID-19) pandemic affected education through school closures and disruptive shocks to household income, health, and economic activity. Using data from a survey carried out in 2024 in 108 rural villages as a continuation of t...

2025-09-30 0 4.83MB 45页
ADB亚洲开发银行：粮食通胀、粮食安全和从学习损失中恢复：来自亚洲发展中国家的证据（英文版）

Literature links food insecurity to adverse welfare outcomes, including the educational performance of children. This paper investigates whether food insecurity, exacerbated by recent food inflation, has hindered schoolchildren’s recovery from learni...

2025-09-30 0 992KB 27页
ADB亚洲开发银行：数字化与就业：发达经济体和发展中经济体的经验教训（英文版）

This study examines the comparative effects of digitalization on employment in developed and developing economies. Based on available data from the International Labour Organization (2024), the International Telecommunication Union (2024), and the Wo...

2025-09-30 0 959.02KB 49页
人们如何使用ChatGPT（英文版）

Despite the rapid adoption of LLM chatbots, little is known about how they are used. We document the growth of ChatGPT’s consumer product from its launch in November 2022 through July 2025, when it had been adopted by around 10% of the world’s adult ...

2025-09-30 0 9.22MB 63页
国际劳工组织（ILO）：2012-2023南苏丹冲突与气候变化（英文版）

Since its independence in 2011, South Sudan has confronted persistent challenges from conflict and climate change, profoundly disrupting its economic and social stability. This study analyzes the economic impacts of conflict and climate shocks—specif...

2025-09-29 0 1.92MB 33页
巴德学院利维经济研究所：“困在劳动世界里”：马拉维农业生产力和生殖劳动中的性别差距（英文版）

This paper investigates the relationship between the work of reproductive labor and the efficiency of gender-segmented farm production in Malawi. It starts by presenting quantitative estimates of the gender gap in agricultural productivity among smal...

2025-09-29 0 495.77KB 36页
巴德学院利维经济研究所：改进计量工作时间使用数据收集的最新举措：一些问题（英文版）

Time-use data are expected to help in understanding and addressing critical socioeconomic concerns including gender inequalities in a country. The data also help in integrating gender into economic analysis and economic policy making to promote inclu...

2025-09-29 0 341.27KB 23页
欧洲央行：SSM的适宜性和适当性工作对银行绩效的重要性-来自10年SSM工作的证据（英文版）

In this paper, we empirically investigate how suitability concerns detected by the SSM in the fitness and propriety of management body appointees impact the performance of European banks in the period 2014-2023. We provide evidence that management bo...

2025-09-29 0 1.39MB 46页
欧洲央行：抵押贷款利率与浮动利率抵押贷款违约（英文版）

Using a granular database of variable rate euro area loans and analysing their defaults between 2014 and 2019, we show that the effect of interest rate changes on mortgage defaults is highly non-linear. First, we find that the risk associated with hi...

2025-09-29 0 6.42MB 73页
欧洲央行：压力时期货币政策对银行和非银行的影响（英文版）

This paper investigates the effects of monetary policy on banks and nonbank financial institutions (NBFIs), with particular attention to the role of financial stress. We use high-frequency identified monetary policy shocks and state-dependent local p...

2025-09-29 0 5.58MB 61页

2

...

确认删除?