Would order-by-order auctions be competitive?

We model two different methods of executing segregated retail orders: broker's routing, whereby brokers allocate orders using market maker's overall performance, and order-by-order auctions, where market makers bid on individual orders, a recent SEC proposal. Order-by-order auctions improv...

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Main Authors: ERNST, Thomas, SPATT, Chester, SUN, Jian
Format: text
Language:English
Published: Institutional Knowledge at Singapore Management University 2023
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Online Access:https://ink.library.smu.edu.sg/lkcsb_research/7358
https://ink.library.smu.edu.sg/context/lkcsb_research/article/8357/viewcontent/SSRN_id4300505_Jun_2023.pdf
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spelling sg-smu-ink.lkcsb_research-83572024-01-04T05:52:58Z Would order-by-order auctions be competitive? ERNST, Thomas SPATT, Chester SUN, Jian We model two different methods of executing segregated retail orders: broker's routing, whereby brokers allocate orders using market maker's overall performance, and order-by-order auctions, where market makers bid on individual orders, a recent SEC proposal. Order-by-order auctions improve market maker allocative efficiency, but face a winner's curse reducing retail investor welfare, particularly when liquidity is limited. Additional market participants competing for retail orders fail to improve total efficiency and investor welfare when entrants possess information superior to incumbent wholesalers. Existing Retail Liquidity Programs empirically suggest order-by-order auctions would attract few bidders in less liquid stocks and low-liquidity periods. 2023-06-01T07:00:00Z text application/pdf https://ink.library.smu.edu.sg/lkcsb_research/7358 info:doi/https://papers.ssrn.com/sol3/papers.cfm?abstract_id=4300505 https://ink.library.smu.edu.sg/context/lkcsb_research/article/8357/viewcontent/SSRN_id4300505_Jun_2023.pdf http://creativecommons.org/licenses/by-nc-nd/4.0/ Research Collection Lee Kong Chian School Of Business eng Institutional Knowledge at Singapore Management University Order By Order Competition Auctions Retail Trading Routing Brokers PFOF Finance and Financial Management Portfolio and Security Analysis
institution Singapore Management University
building SMU Libraries
continent Asia
country Singapore
Singapore
content_provider SMU Libraries
collection InK@SMU
language English
topic Order By Order Competition
Auctions
Retail Trading
Routing
Brokers
PFOF
Finance and Financial Management
Portfolio and Security Analysis
spellingShingle Order By Order Competition
Auctions
Retail Trading
Routing
Brokers
PFOF
Finance and Financial Management
Portfolio and Security Analysis
ERNST, Thomas
SPATT, Chester
SUN, Jian
Would order-by-order auctions be competitive?
description We model two different methods of executing segregated retail orders: broker's routing, whereby brokers allocate orders using market maker's overall performance, and order-by-order auctions, where market makers bid on individual orders, a recent SEC proposal. Order-by-order auctions improve market maker allocative efficiency, but face a winner's curse reducing retail investor welfare, particularly when liquidity is limited. Additional market participants competing for retail orders fail to improve total efficiency and investor welfare when entrants possess information superior to incumbent wholesalers. Existing Retail Liquidity Programs empirically suggest order-by-order auctions would attract few bidders in less liquid stocks and low-liquidity periods.
format text
author ERNST, Thomas
SPATT, Chester
SUN, Jian
author_facet ERNST, Thomas
SPATT, Chester
SUN, Jian
author_sort ERNST, Thomas
title Would order-by-order auctions be competitive?
title_short Would order-by-order auctions be competitive?
title_full Would order-by-order auctions be competitive?
title_fullStr Would order-by-order auctions be competitive?
title_full_unstemmed Would order-by-order auctions be competitive?
title_sort would order-by-order auctions be competitive?
publisher Institutional Knowledge at Singapore Management University
publishDate 2023
url https://ink.library.smu.edu.sg/lkcsb_research/7358
https://ink.library.smu.edu.sg/context/lkcsb_research/article/8357/viewcontent/SSRN_id4300505_Jun_2023.pdf
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