Price rise tolerance DI = ("price rise is rather favorable" and "price decline is rather unfavorable" respondent ratio - "price rise is rather unfavorable" and "price decline is rather favorable" respondent ratio) / (valid respondent ratio - "have remained almost unchanged" respondent ratio). 2.
Perception DI of present price levels = ("have gone up significantly" * 1 + "have gone up slightly" * 0.5) - ("have gone down slightly" * 0.5 + "have gone down significantly" * 1). Sources: Ministry of Internal Affairs and Communications; Bank of Japan.