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Place Prosperity vs People Prosperity: Migration and the Intergenerational Transmission of Knowledge

Carol H. Shiue, Wolfgang Keller, Apr 23, 2025

The trajectory of an economy's development can often be better understood through the historical experiences of its populace. Long before the availability of comprehensive official data, Chinese family genealogies are a valuable resource for reconstructing economic evolution over time, as the following shows.

Excessive Issuance of New Funds in China and Implications for Investor Protection

Shuai Ye, Jinfan Zhang, Kaixuan Zheng, Jun 25, 2025

The Chinese mutual fund industry is only one-tenth the size of its US counterpart, but the number of funds in China has surpassed that of the US. Our study shows that such a large number of funds is unhealthy: managers issue new funds repetitively with different custodian banks, resulting in the average manager overseeing 2.7 funds. Managers shift profits to new funds in order to attract more flows. Among funds under the same manager, new funds have higher returns than old funds, spurring concerns over investor protection.

Building Tall, Falling Short: An Empirical Assessment of Chinese Skyscrapers

Ziyang Chen, Ting Chen, Yatang Lin, Jin Wang, Jun 04, 2025

Amid debates around state-led urbanization in developing countries, we analyze the causes and consequences of China’s skyscraper boom. We find that local governments often subsidize these projects through discounted land prices, motivated by political incentives. However, we find that such subsidies offer minimal long-term benefits, largely due to a mismatch with local conditions.

A New Method for Estimating Product-Level Emission Intensities and Implications for EU’s Carbon Border Adjustment Mechanism

Ohyun Kwon, Hao Zhao, Min Qiang Zhao, May 14, 2025

We develop a new method for estimating product-level emission intensities (PLEI) by combining firm-level emissions with firm-product output data. This methodological innovation produces highly granular emission measures that are essential for both academic research and climate policy design. Applying the method to Chinese manufacturing data, we uncover stark heterogeneity: the top 10% of emission-intensive products account for 75% of emissions but only 4% of exports. We incorporate our PLEI estimates into a general equilibrium trade model to assess the EU’s Carbon Border Adjustment Mechanism (CBAM). Our simulations demonstrate that, at the same carbon price, product-level CBAM achieves substantially greater emissions reductions than sector-level CBAM, while causing markedly less trade disruption. These results underscore the importance of product-level emission intensity data in designing targeted and cost-effective climate policies.

Will robots replace workers? Lessons from China

Osea Giuntella, Yi Lu, Tianyi Wang, Aug 06, 2025

Robot adoption has skyrocketed in China in the last decade. New research finds that this exposure has led to a decline in employment and wages, influencing workers’ training and retirement decisions. How can developing countries prepare themselves for the artificial intelligence revolution?