A branch of the American rubber manufacturing industry - tires - attained the billion dollar class in 1925. The value of its output for the year set a record which appeared only a short time before to be at least ten years distant. There was a notable increase in the output of tires, but the increase in value during the year was due principally to the price movement in crude rubber.
Until recently crude rubber prices have been advancing. During the last twelve months they reached extraordinary, although not unprecedented, levels. Higher prices for crude rubber have been reflected in increased prices for tires and some other rubber goods. Prices for the types of tires in common use have risen from 60 to 65 per ...