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Tai Lo Yeung Tai Lo Yeung

Iam a PhD candidate in the Department of Economics at USI. I received my bachelor’s degree in financial engineering from 武漢大學 (WHU) in 2014, a master’s degree in economics from 香港科大商學院 (HKUST Business School) in 2019, and another master’s degree in economics and finance from Barcelona School of Economics (UPF) in 2020 with a full tuition waiver. I was a visiting scholar in the Finance Department at the Wharton School (UPenn), from January to June 2025, hosted by Prof. Sylvain Catherine.

Markets do not only move money; they leave memories, and those memories move the next decision.

My main line of work is experience and household financial decision-making. Standard models explain household risk-taking with preferences and budget sets; I show that three features they leave out do much of the work — the asymmetry of the income risk a household believes it faces, the memory of gains and losses it has personally lived through, and the instability of preferences as we actually measure them. Across administrative and survey panels from the U.S., China, and Japan, these shape who enters the stock market, who sells a winner, and who arrives at retirement with wealth.

A second line asks why housing and other illiquid markets adjust through quantities rather than prices. My job market paper shows that when buyers cannot agree on what a home is worth, the seller does not cut the price until it clears — the home simply stops trading. Alongside both, I study how institutions shape household outcomes, using quasi-experiments from China’s planned economy and Japan’s social-insurance system.

Curriculum Vitæ [updated August 2026]

Fields of Interest

Primary

  • Household Finance
  • Urban Economics
  • Asset Pricing

Secondary

  • Chinese Economy
  • Behavioral Economics
  • Development Economics

References

  1. Lorenz Kueng Institute of Economics (IdEP), USI · Swiss Finance Institute lorenz.kueng@usi.ch
  2. Jessica Wachter Department of Finance, The Wharton School · University of Pennsylvania jwachter@wharton.upenn.edu
  3. Alberto Plazzi Institute of Finance (IFin), USI · Swiss Finance Institute alberto.plazzi@usi.ch

News & Forthcoming

  • T−-- DAYS PhD thesis defenceEssays on Beliefs and Household Financial Decisions, USI Lugano Aug 25, 2026
  • T−-- DAYS UEA Summer School at LSE May 11–13, 2026
  • T−-- DAYS SFS Cavalcade North America, University of Virginia May 18–21, 2026
  • T−-- DAYS GLO Guangzhou 2026, IESR Jul 9–10, 2026
§ Video et Taceo §
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JOB MARKET PAPER
JEL  G12 · G14 · R21 · R31
JMPWORKING PAPER

When Price Stops Clearing: Valuation Disagreement and Housing Illiquidity

The home buyers disagree about most is the one that never sells: it leaves the market unsold rather than clearing at a lower price.
Presented at: UEA Summer School (LSE, 2026), USI IdEP Brown Bag (USI, 2024)
Show Figures
Binscatter: valuation uncertainty and housing liquidity
[01]
JEL  G11 · G50 · D14
WORKING PAPER

Perceived Asymmetric Labor Income Risk and Household Portfolios

previously circulated as “Asymmetric Labor Income Risk: Implications for Risk-Taking in Financial Markets”
What workers believe about their own earnings risk moves their portfolios; the risk actually measured in their peer group does not.
Presented at: Fourth Georgia Tech – Atlanta Fed Household Finance Conference (Georgia Tech, 2026), AFA 2026 (Philadelphia, 2026), 19th International Behavioural Finance Conference (Booth School of Business, 2025), 14th International Moscow Finance Conference (HSE Moscow, 2025), SFI PhD Student Workshop (University of Zurich, 2025), 10th Luxembourg Workshop on Household Finance and Consumption (Central Bank of Luxembourg, 2025), German Finance Association (DGF) Annual Meeting 2025 Doctoral Workshop (University of Hagen, 2025), Gerzensee Alumni Conference (Study Center Gerzensee, 2024, 2025), Macro Finance Research Program (MFR) 2024 Summer Session for Young Scholars (University of Chicago, 2024), Frankfurt Summer School 2024 (The Deutsche Bundesbank, 2024), 2nd Workshop on Applied Macroeconomics and Monetary Policy (University of St. Gallen, 2024), RES PhD Conference 2024 (University of Portsmouth, 2024), USI IdEP Brown Bag (USI, 2023, 2024, 2025)
Show Figures
Marginal effect of volatility on equity share under disaster risk
Marginal effect of volatility on equity share under opportunity risk
[02]
JEL  D14 · D91 · G11 · G14 · G41
WORKING PAPERw/4

Navigating Through Fear and Greed: The Experience-Driven Disposition Effect

Past losses make investors quicker to sell winners, past gains slower — a single memory-retrieval channel, not a change in preferences.
with Rong Liu (TJU), Jessica Wachter (Wharton), Michael Kahana (UPenn) and Yongjie Zhang (TJU)
Presented at: Finance Brownbag (University of Bristol, 2026), Workshop on Cognitive Economics (University of Zurich, 2026), SFS Cavalcade North America (University of Virginia, 2026), Memory, Beliefs, and Choice (MBC) (University of Pennsylvania, 2025), USI IdEP Brown Bag (USI, 2024)
Show Figures
Experience-driven disposition effect
[03]
JEL  D14 · D15 · D91 · G11 · G51
DRAFT

Twice-Told Preferences: Reliability, Repeated Elicitation, and Household Wealth

A single preference elicitation is half noise; correcting for it doubles the measured gradient from impatience to wealth.
Data: Panel Data Research Center (PDRC) at Keio University, Project ID: 9763
Show Figures
Wave-to-wave decay of the persistent preference component
[04]
JEL  D14 · D31 · J65 · G51 · H31
DRAFT

Costly Self-Insurance: Retirement Cash-Outs after Job Loss

previously circulated as “The Dark Side of the 401(k): Forced Cash-Outs after Job Loss”
After an involuntary layoff, households reach for the penalized retirement account — concentrated among those with the thinnest cash buffers.
Show Figures
The retirement system builds a wall, not a buffer
[05]
JEL  J12 · J13 · J16 · J23 · L10
DRAFTw/1

Centrally Planned Marriage: Evidence from China’s Third Front

previously circulated as “Industrial Reallocation and Marriage-Market Dynamics: Evidence from China’s Third Front”
with Yi Yao (USI)
Where the state assigned jobs, housing, and marriage permits, industrial expansion delayed marriage instead of hastening it.
Presented at: GLO-Guangzhou-2026 (IESR, 2026), USI IdEP Brown Bag (USI, 2026)
[06]
JEL  G51 · D14 · E24 · J12 · J31
DRAFT

A Cold Start: Labor-Market Entry and the Composition of Household Saving

Women who left school into a slack labor market still steer household saving differently three decades later.
Data: Japanese Panel Survey of Consumers (JPSC), Panel Data Research Center at Keio University
i.

Python

Here is a highly recommended course to learn Python coding for economics:

ii.

MATLAB

  • Structural Estimation [in preparation]

A very good introductory lecture on structural estimation is available on YouTube, offered by Prof. Michael Keane.

iii.

R

  • Structural Estimation [in preparation]
Serkan Karadas and Minh Tam Tammy Schlosky, Determinants of Retirement Savings Decisions: Evidence from a 401(k) Plan
Chicago, IL —
Federico Baldi-Lanfranchi, Cost Savings in Mutual Funds
SFI PhD Student Workshop, Zurich —

Undergraduate

Essentials of Corporate Finance

Postgraduate

Empirical Methods in (Household) Finance

  • C0: TBC

Topics in Behavioral Finance

  • TBC

Structural Estimation

  • C0: This section introduces the simplest structural estimation framework from Blundell, Pistaferri, and Preston (2008), demonstrating how to apply the Generalized Method of Moments (GMM) to estimate parameters in a log-linear consumption model.
  • C1: TBC

Using Claude AI for Research

  • Slides: A hands-on workshop on using Claude AI for research and writing.

This page documents my investment journey beginning in 2025. I will track and report the realized returns for each investment.

Portfolio as of July 20, 2026

On June 18, 2026, I purchased four mutual funds focused on China’s AI supply chain, in response to the U.S. government’s block on Claude’s Fable 5 model on June 12, 2026. I realized the position on July 20, 2026, at a loss of approximately 15%.

Portfolio as of April 16, 2025

On February 5, 2025, I purchased the following stocks in response to the AI boom in China:

  • Alibaba – 28.1% allocation at HKD 97.00 per share; realized on February 13, 2025 at HKD 115.40.
  • HSBC – 46.4% allocation at HKD 80.15 per share; realized on March 11, 2025 at HKD 85.00.
  • Xiaomi (W) – 25.5% allocation at HKD 39.15 per share; realized on February 13, 2025 at HKD 41.80.
Tokyo, January 2017
TokyoJan 2017
Praha, December 2022
PrahaDec 2022
Lugano, December 2022
LuganoDec 2022
Zermatt, December 2023
ZermattDec 2023
NY, May 2025
New YorkMay 2025
UT, May 2025
UtahMay 2025