speculative

"Don't dare laugh at us!" smiled his sister. "I wish we were back in Tenth Street. But so many children came[…]and the Tenth Street house wasn't half big enough; and a dreadful speculative builder built this house and persuaded Austin to buy it. Oh, dear, and here we are among the rich and great; and the steel kings and copper kings and oil kings and their heirs and dauphins. Do you like the house?"

It was written between 1929 and 1930 and deals with a famine caused by speculative investments of the Meat King of Chicago, Pierpont Mauler.

In other words, it is critical to know whether a currency is under high speculative pressure for every month in the sample.