Which preposition to use with inflation

of Occurrences 29%

Second, to guard our exports so that against the world's shortage we retain sufficient supplies for our own people, and to coöperate with the Allies to prevent inflation of prices; and, third, that we stimulate in every manner within our power the saving of our food in order that we may increase exports to our Allies to a point which will enable them to properly provision their armies and to feed their peoples during the coming winter.

in Occurrences 5%

It is vain, however, to disguise the fact from ourselves that a speculative inflation of our currency without a corresponding inflation in other countries whose manufactures come into competition with our own must ever produce disastrous results to our domestic manufactures.

under Occurrences 1%

Business prosperity was rising again to a high level, but there were many features of financial and speculative weakness in the situation, intensified by growing fear of a cheap money (silver dollar) inflation under the act of 1878 providing for the annual purchase of silver.

Which preposition to use with  inflation