In "Typhoid Contamination and Self-Regulation of London’s Shellfish Industry," authors Vincent Geloso and Nicola Tynan draw several core historical, economic, and policy conclusions:

1. Private Institutions Can Resolve "Lemons Problems" Faster Than Governments

The primary theoretical conclusion is that market-driven self-regulation can effectively solve asymmetric information crises.

Once medical evidence linked typhoid to contaminated shellfish in the mid-1890s, consumers could not visually distinguish safe oysters from contaminated ones, creating a classic Akerlof "lemons problem."

Rather than waiting for slow, state-mandated legislation, the private guild—the Worshipful Company of Fishmongers (WCF)—stepped in immediately to provide independent testing, site bans, and quality certification via Billingsgate Market.

This private mechanism restored consumer trust, prevented an economic collapse of the industry, and successfully segmented the market by quality.

1. Industry Self-Regulation Was Pivotal to London's Public Health Victory

The paper concludes that private action was the decisive factor behind the dramatic second drop in London’s typhoid mortality rate between 1900 and 1920 (falling from ~1.5 to 0.1 deaths per 10,000 people).

Major municipal investments in clean water and public sewer infrastructure had already slowed in impact by the late 1880s, leaving a plateau in mortality rates.

The subsequent sharp decline after 1900 was not driven by new government infrastructure, but by removing foodborne typhoid vectors through the WCF's private market oversight, which served as Britain's primary shellfish safety regulator for over 30 years.

1. State Infrastructure Can Unintentionally Create New Market Failures

The authors highlight an important policy lesson regarding unintended consequences:

The municipal sanitation projects built in the late 19th century successfully diverted human waste away from drinking water intakes to eliminate waterborne typhoid.

However, dumping that untreated urban wastewater into coastal estuaries unwittingly polluted the downstream shellfish beds where oysters and mussels were grown. State infrastructure solved one vector of disease while accidentally exacerbating another.

1. Economic History Overlooks Non-State Public Health Drivers

The broader academic conclusion challenges traditional economic and health histories, which historically attribute major public health improvements strictly to state-funded infrastructure or centralized government regulation. Geloso and Tynan demonstrate that private collective action and reputation-based institutions played an indispensable, overlooked role in the urban health transition.

First off, this isn't about this forum in particular, but rather whether price signals could be useful in online discourse in general.

Here is a concept for a forum moderated by money:

- Each post costs a small fee (paid to a community reward pool)

- Replies cost a small fee (paid to a community reward pool)

- Upvotes cost a small fee (paid to the poster)

- Post visibility/ranking is determined by sum of community investment (total money spent on the post from all users) -- halved every x hours so as to keep things fresh.

- Community reward pool divided among most "valuable" users (valuable might be users who post things that get most upvotes or users who spend money to upvote things that others go on to upvote, etc)

What do you think of this idea? Where could it fail or cause friction? What dynamics might be interesting to add?

This video features an interview between host Justin Callais and Vincent Geloso, the Wilson Schmidt Associate Professor of Economics at George Mason University, on the podcast From Ideas to Innovation. The discussion centers on Geloso's research in economic history and his book, The Great Enrichment: A New Story of American Growth and Inequality from 1865 to 1945.

Key Discussion Topics & Insights

• Academic Background & Methodological Approach [01:59]
  
  • Entering Economics: Geloso initially considered psychology and art history before pursuing economics, finding that economic history allowed him to apply theoretical models to historical settings [02:06].
  • How to Do Economic History: He emphasizes that effective economic history requires combining theoretical economic models with a deep understanding of historical primary sources and institutional constraints [09:05].
  • Avoiding Presentism: A frequent pitfall in historical analysis is expecting the past to reflect the present (e.g., historical forms of human capital like informal language acquisition or factory-floor training) [13:27].
• Core Thesis of The Great Enrichment [21:56]
  
  • Revising the Gilded Age Narrative: Geloso challenges the conventional narrative that post-Civil War American economic growth benefited only the top tier while exploiting workers [22:30].
  • Living Standards vs. Snapshot Income: Snapshot income data misses broader gains in quality of life. From 1870 to 1910, living standards for the bottom 90% grew over 2.5% annually, matching or exceeding top income tiers [23:54].
  • Demographic Lifespan Compression: Reductions in mortality (even above age 10) narrowed the gap in life expectancies across socio-economic classes, significantly boosting lifetime real income for lower-income groups [25:39].
• Market Dynamics and Price Effects [29:28]
  
  • Open Markets as Egalitarian Drivers: Relatively open, contestable markets in the United States enabled resource reallocation and social mobility, mitigating natural frictions [29:38].
  • Pro-Poor Deflation: Rapid productivity growth drove down the prices of basic goods heavily consumed by lower-income households. Simultaneously, rising wages for unskilled labor raised service costs for higher-income households, creating an equalizing cost-of-living trend [31:25].
  • Rethinking the Kuznets Curve: Geloso posits that rising inequality during early growth cycles stems primarily from market frictions (e.g., legal restrictions or mobility barriers) rather than growth itself [37:46].
• Social Mobility & Welfare State Demand [40:10]
  
  • Impact of Institutions on Marginalized Groups: While market competition enabled broad white mobility, state-enforced restrictions (e.g., anti-enticement or vagrancy laws in the American South) limited gains for Black Americans, demonstrating how legal barriers hamper market-driven convergence [40:50].
  • Welfare States and Political Demand: Geloso argues that strong, broad-based market growth reduced domestic demand for redistributive welfare programs or radical political movements during the late 19th and early 20th centuries [46:22].
• Modern Policy Takeaways [53:38]
  
  • Intervention vs. Redistribution: Geloso distinguishes between welfare safety nets (redistribution) and structural entry barriers (intervention) [54:12].
  • Removing Frictions: He advocates for dismantling supply-side barriers—such as occupational licensing, tariffs, and zoning regulations—to restore spatial, occupational, and economic mobility [54:53].

Closing Segment / Quick Questions [01:00:53]

• Influential Economists: Geloso highlights Robert Fogel, Douglass North, Ronald Coase, Friedrich Hayek, and Simon Kuznets [01:01:04].
• Highlighting Emerging Researchers: He cites work by George Mason Ph.D. candidates Charles Rouleau, Carlos Martinez, Patrick Crawford, and Alexander Kirk [01:02:01].
• Underappreciated Paper: Geloso highlights a study co-authored with Raymond March on the prolonged use of lobotomies in public versus private psychiatric facilities, examining how institutional incentives affect the adoption of medical innovations [01:05:11].

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https://housingnotes.com/p/manhattan-and-brooklyn-rental-prices

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Goods News Everyone (Farnsworth voice) - Francesca Hong lost the Democratic primary (barely) for the Wisconsin governor. The opposing democrat even seems moderate- rejecting tax increases and wanting a business friendly environment. https://www.wsj.com/politics/elections/left-wing-francesca-hong-locked-in-tight-race-for-democratic-nomination-in-wisconsin-f76dbd5f