BitcoinWorld Japan’s Katayama declines to comment on joint intervention effectiveness Japan’s Vice Finance Minister for International Affairs, Katsunobu Katayama, declined to comment on the effectiveness of the recent joint currency intervention, according to remarks made on [date]. When asked about the impact of the coordinated action, Katayama stated, “I cannot comment on the effectiveness of the intervention,” citing the need to avoid influencing market expectations. […] This post Japan’s Katayama declines to comment on joint intervention effectiveness first appeared on BitcoinWorld.