Market opacity and fragility: Why liquidity evaporates when it is most needed
Cespa, G.
ORCID: 0000-0003-2466-6168 & Vives, X. (2026).
Market opacity and fragility: Why liquidity evaporates when it is most needed.
The American Economic Review,
Abstract
Lack of market transparency can impair the liquidity provision of non-standard liquidity suppliers and make liquidity demand increasing in illiquidity. This can yield strategic complementarities and induce multiple equilibria. Then an initial dearth of liquidity may degenerate into a liquidity rout (as in a “flash crash”) and traders faced with the largest cost of trading are those trading more intensely at equilibrium. An increase in order flow transparency and/or in the mass of dealers who are in the market at all times has a positive impact on total welfare.
| Publication Type: | Article |
|---|---|
| Additional Information: | Copyright American Economic Association; reproduced with permission. |
| Publisher Keywords: | Liquidity fragility, flash crash, strategic complementarity, order flow transparency |
| Subjects: | H Social Sciences > HG Finance |
| Departments: | Bayes Business School Bayes Business School > Faculty of Finance |
| SWORD Depositor: |
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