
Commentary says the yen has moved toward its purchasing power parity fair value after decades of severe over- and undervaluation against the dollar. The author attributes past boom-bust cycles in Japan to these swings and notes that Japanese officials often comment on currency moves because of the yen-dollar relationship's political significance.
A currency closer to fair value reduces the sharp swings that can disrupt Japanese import costs and related commodity trade. The direct effect on feed prices is limited.
Not enough comparable past events yet for a historical read.
Moves of each commodity's benchmark from the last close before the event. Historical reads pool past events of the same kind; they describe what happened, not what will. Not investment advice.