no code implementations • 18 Jun 2021 • Hideaki Aoyama
XRP is a modern crypto-asset (crypto-currency) developed by Ripple Labs, which has been increasing its financial presence.
no code implementations • 11 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.
no code implementations • 26 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.
no code implementations • 29 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.