TIEZZI SILVIA

Silvia
Tiezzi
Professore Associato

Presentation

Silvia Tiezzi is an Associate Professor of Economic Policy at the Department of Economics and Statistics of the University of Siena. Previously, she served as Assistant Professor in Economics at the same institution.

Her research lies at the intersection of Consumption Theory, Behavioral and Experimental Public Economics, Health Economics, Environmental Economics, and Applied Microeconometrics. Her work focuses on intertemporal preferences, habit formation and addiction, the acceptability and distributive effects of Pigouvian taxation, health-related behaviours, environmental policy, panel data analysis, demand system estimation, and experimental methods.

She received her Laurea and Ph.D. from the University of Siena and an M.Phil. from the University of Cambridge (UK). From 2012 to 2014, she was a Marie Curie Fellow at the Department of Social and Decision Sciences of Carnegie Mellon University (USA). She has also held visiting appointments at the Université de Montréal (Canada) and Monash University (Australia).

She is an External Affiliate of the Health Econometrics and Data Group (HEDG) and a former Research Associate of the Pittsburgh Experimental Economics Laboratory (PEEL).

Office hours

Academic year 2025-2026: Face-to-face Office Hours can be scheduled by writing an email to silvia.tiezzi@unisi.it

Office #221 second floor, Department of Economics and Statistics.

Office Hours can also be arranged remotely by accessing Prof. Tiezzi's personal Webex Room:

https://unisi.webex.com/meet/silvia.tiezzi

Students must book Office Hours meetings by sending an email to silvia.tiezzi@unisi.it 

Contacts

0577233743 [int.3743]

Curriculum Vitae

Teaching activities

Completion accademic year: 2026/2027

Course year: 2 Second cycle degree (Laurea Magistrale) ECONOMICS FOR THE ENVIRONMENT AND SUSTAINABILITY A.Y. 2025/2026
Course year: 1 Second cycle degree (Laurea Magistrale) ECONOMICS A.Y. 2026/2027

Completion accademic year: 2025/2026

Course year: 2 Second cycle degree (Laurea Magistrale) ECONOMICS FOR THE ENVIRONMENT AND SUSTAINABILITY A.Y. 2024/2025
Course year: 1 Second cycle degree (Laurea Magistrale) ECONOMICS A.Y. 2025/2026

Completion accademic year: 2024/2025

Course year: 2 Second cycle degree (Laurea Magistrale) ECONOMICS FOR THE ENVIRONMENT AND SUSTAINABILITY A.Y. 2023/2024
Course year: 1 Second cycle degree (Laurea Magistrale) ECONOMICS A.Y. 2024/2025

Completion accademic year: 2023/2024

Course year: 2 Second cycle degree (Laurea Magistrale) ECONOMICS FOR THE ENVIRONMENT AND SUSTAINABILITY A.Y. 2022/2023
Course year: 1 Second cycle degree (Laurea Magistrale) ECONOMICS A.Y. 2023/2024

Completion accademic year: 2022/2023

Course year: 2 Second cycle degree (Laurea Magistrale) ECONOMICS FOR THE ENVIRONMENT AND SUSTAINABILITY A.Y. 2021/2022
Course year: 1 Second cycle degree (Laurea Magistrale) ECONOMICS A.Y. 2022/2023

Research

Ultime pubblicazioni:

  • Huang, L., Tiezzi, S., Xiao, E. (2026). Who stands up to persuade? Voluntary influencers in public support for Pigouvian taxation. ECONOMIC INQUIRY, 64(1), 286-299 [10.1111/ecin.70019]. - view more
  • Di Cosmo, V., Tiezzi, S. (2025). Fat vs. Sugar: The Case for a Saturated Fat Tax in Italy. HEALTH ECONOMICS, 34(4), 727-740 [10.1002/hec.4933]. - view more
  • Tiezzi, S., Milone, N. (2025). Intrinsic Motivation in Consumer Demand: the case of Organic Coffee. ITALIAN ECONOMIC JOURNAL, 1-18 [10.1007/s40797-025-00358-x]. - view more
  • Di Cosmo, V., Tiezzi, S. (2024). Let them eat cake? The net welfare impacts of a fat tax [10.2139/ssrn.4326087]. - view more
  • Huang, L., Tiezzi, S., Xiao, E. (2024). Who stands up to persuade?. - view more