What the study found
The study found that linked environmental regulation, which lets inspectors use violations at one plant to increase future enforcement at other plants owned by the same firm, performed substantially better in Texas than unlinked regulation and untargeted regulation. The authors also found that much of this advantage came from a firm-wide moral hazard mechanism, meaning compliance behavior appears to be linked across plants within the same owner’s portfolio.
Why the authors say this matters
The authors suggest that linked regulation can help regulators focus limited enforcement resources on bad actors without inspecting every plant. The study indicates this may be especially useful when compliance costs are correlated across plants owned by the same firm.
What the researchers tested
The researchers developed an empirical framework for dynamic moral hazard under linked regulation, meaning they modeled how compliance choices can change over time and across multiple plants within a firm. They used the framework to evaluate a linked regulation scheme in Texas and tested two theoretical mechanisms: a firm-wide moral hazard mechanism and a correlated targeting mechanism.
What worked and what didn't
Linked regulation worked better than both unlinked regulation and untargeted regulation in the Texas setting studied. When the authors compared the two mechanisms behind this advantage, they found that a large share of the value of linked regulation came from the firm-wide moral hazard mechanism rather than the correlated targeting mechanism.
What to keep in mind
The abstract does not describe detailed limitations, so the scope of the findings beyond the Texas case is not specified in the available summary. The study’s conclusions are based on the linked regulation scheme and framework described in the paper.
Key points
- Linked environmental regulation performed substantially better than unlinked and untargeted regulation in Texas.
- The approach allows violations at one plant to affect future enforcement at other plants owned by the same firm.
- The authors found that a large share of the benefit came from a firm-wide moral hazard mechanism.
- The study also tested a correlated targeting mechanism as an alternative explanation.
- The abstract does not provide specific limitations or broader generalization claims.
Disclosure
- Research title:
- Linked environmental regulation outperformed other enforcement schemes in Texas
- Authors:
- Matthew Leisten, Nicholas Vreugdenhil
- Institutions:
- Arizona State University, Federal Trade Commission
- Publication date:
- 2026-01-29
- OpenAlex record:
- View
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