CONSUMER prices in the industrial countries rose at a marginally higher rate in the 12 months ended May 1982, compared with the 12 months ended April, reflecting an acceleration in the rate of price increases in 8 of the 14 countries for which data are available. The industrial countries' inflation rate in May indicates at pause in the downward trend in consumer price increases that began in Septem-ber 1981, and reflects substantially higher inflation rates in Belgi