The passage is the title page of the book "Risk, Uncertainty and Profit" by Frank H. Knight, Ph.D., an associate professor of economics at the State University of Iowa. The book was published in 1921 by Houghton Mifflin Company in Boston and New York, and it was also released by The Riverside Press in Cambridge.The passage is the title page of the book "Risk, Uncertainty and Profit" by Frank H. Knight, Ph.D., an associate professor of economics at the State University of Iowa. The book was published in 1921 by Houghton Mifflin Company in Boston and New York, and it was also released by The Riverside Press in Cambridge.