The passage is the title page of a book titled "Theorie der wirtschaftlichen Entwicklung" (Theory of Economic Development) by Dr. Joseph Schumpeter, published in 1912 by Duncker & Humblot in Leipzig. The title page includes the Latin phrase "Hypotheses non fingo," which means "I make no hypotheses."The passage is the title page of a book titled "Theorie der wirtschaftlichen Entwicklung" (Theory of Economic Development) by Dr. Joseph Schumpeter, published in 1912 by Duncker & Humblot in Leipzig. The title page includes the Latin phrase "Hypotheses non fingo," which means "I make no hypotheses."