Search Results for author: Hideaki Aoyama

Found 4 papers, 0 papers with code

XRP Network and Proposal of Flow Index

no code implementations18 Jun 2021 Hideaki Aoyama

XRP is a modern crypto-asset (crypto-currency) developed by Ripple Labs, which has been increasing its financial presence.

Dual Labor Market and the "Phillips Curve Puzzle"

no code implementations11 Mar 2021 Hideaki Aoyama, Corrado Di Guilmi, Yoshi Fujiwara, Hiroshi Yoshikawa

In this paper, we consider a minimal model of dual labor market to explore what kind of change in the economy makes the Phillips curve flat.

Untangling the complexity of market competition in consumer goods -A complex Hilbert PCA analysis

no code implementations26 Aug 2020 Makoto Mizuno, Hideaki Aoyama, Yoshi Fujiwara

Today's consumer goods markets are rapidly evolving with significant growth in the number of information media as well as the number of competitive products.

Management

Money flow network among firms' accounts in a regional bank of Japan

no code implementations29 Jul 2020 Yoshi Fujiwara, Hiroyasu Inoue, Takayuki Yamaguchi, Hideaki Aoyama, Takuma Tanaka

In this study, we investigate the flow of money among bank accounts possessed by firms in a region by employing an exhaustive list of all the bank transfers in a regional bank in Japan, to clarify how the network of money flow is related to the economic activities of the firms.

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