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Estimation of transaction values in firm-level supply networks using a hybrid GNN-LightGBM approach

Published Online: 2026-04-27

Authors

Sato, Ryoji

Mizuno, Takayuki

Yano, Ryosuke
Funding

Funding for this research was provided by:

Japan Society for the Promotion of Science (JP25K01458)

Japan Society for the Promotion of Science (JP23H00042)
License Information

Text and Data Mining valid from 2026-04-27

Version of Record valid from 2026-06-15
More Information

Article History

Received: 28 June 2025

Accepted: 14 April 2026

First Online: 27 April 2026

Declarations

:

: The authors declare no conflict of interest.

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