Executive Summary
Homer Hoyt’s 1947 address to the American Finance Association at MIT is the primary architect’s own post-war retrospective on real estate cycles and their impact on finance. Delivered 14 years after his landmark 1933 dissertation, Hoyt surveys the cyclical components of real estate (deeds, permits, subdivisions, rents, land prices), documents the different timing of cycles across cities (Chicago 1890 vs. LA 1923 vs. NYC 1930), and warns lending institutions that the pattern of 1914–1933 is a live risk. He documents Chicago data showing peaks in 1836, 1856, 1872, 1890, and 1925 at intervals of 20, 16, 18, and 35 years respectively. The 1947 paper is notable for Hoyt’s measured skepticism about exact periodicity while affirming the structural reality of real estate cycles.
Key Arguments
- Real estate cycle is the primary cause of swings in finance: “The most important cause of fluctuations in the gross and net income of real estate… is that group of interacting forces which is called the real estate cycle.” [p.1]
- Leverage amplification: A Chicago office building’s gross income fell 26.2% (1928–1932), but net income fell 74.3% — because of fixed costs (taxes, interest, maintenance). This is why defaults cascade. [p.1]
- The cycle mechanics: Starts with population growth → rising rents → rising building values → building boom → land subdivision → speculation → supply exceeds formation → recession reveals oversupply → rents decline → vacancies rise → defaults and foreclosures. [p.2]
- City-level variation is huge: Chicago peaked 1890, LA peaked 1887, Kansas City 1888, NYC 1930 — cycles are locally driven, not national clocks. [pp.3-4]
- Five components don’t coincide: Deeds recorded, new building permits, lots subdivided, rents, and land prices all peak at slightly different times within the same cycle. [pp.4-5]
- National forces overlay local: Even stable cities are hit by national depressions; “the vital question for lending institutions now is whether the pattern of the real estate cycle from 1914 to 1933 will repeat itself.” [p.2]
- Chicago cycle data (actual Hoyt numbers): Major peaks at 1836, 1856, 1872, 1890, 1925 — intervals of 20, 16, 18, 35 years. Not uniform. [p.5]
- Population growth is the motor: Cities with transient industries (mining, lumber towns) suffer worst collapses. Sustainable growth requires diversified economic base. [p.3]
- Risk depends on permanence of growth: “The risk of loss on mortgages depends not upon the rate of growth… but upon whether the economic forces causing the growth… are permanent or transient.” [p.3]
Predictions Made
- No forward predictions in this document — it is retrospective analysis (1947 looking back at 1914–1933 pattern and warning about repetition)
- Implicit warning: the cycle is still operative and lending institutions should be prepared
Notable Quotes
“The most important cause of fluctuations in the gross and net income of real estate and consequently the chief factor in producing drastic changes in the capital value of all the different species of urban property is that group of interacting forces which is called the real estate cycle.” [p.1]
“The vital question for lending institutions now is whether the pattern of the real estate cycle from 1914 to 1933 will repeat itself and whether mortgages now being made are subject to the same risks as the mortgages of the 1920s.” [p.2]
“Nor is there any exact time interval between major cycles for all cities.” [p.5]
Cross-References
- Homer Hoyt — this is his 1947 mature statement on cycles
- Hoyt Chicago Land Cycle — the empirical foundation this paper draws on
- 18.6-Year Real Estate Cycle — theoretical context for Hoyt’s data
- Fred Foldvary — cites Hoyt’s 1933 work as his primary data source; Foldvary’s table is drawn from this lineage
- Mason Gaffney — extensively cites Hoyt’s 1933 work in the 2009 paper
Source Notes
- Digitized by FRASER (Federal Reserve Bank of St. Louis historical archive) — free public access
- This is a speech/address, not a formal academic paper; 15 pages
- Context: post-WWII, Hoyt was warning the finance industry as a new lending cycle was about to begin
- By 1960, Hoyt would revise his view and declare the cycle “eliminated” — a position Harrison directly refutes in “The Hoyt Heist” (1983)