Yoto V. Yotov's Avatar

Yoto V. Yotov

@yotoyotov

Professor of Economics, Drexel. Research Professor, ifo Institut. Senior Associate Editor, Economics Letters, Associate Editor, Review of Int'l Economics. Member of the CEA of Bulgaria ๐Ÿ‡ง๐Ÿ‡ฌ. Gravity rules ๐Ÿ’ช https://yotoyotov.com/

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Latest posts by Yoto V. Yotov @yotoyotov

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Gravity treatments with entry & exit. We combine the latest DiD estimators for treatments with exit with structural gravity methods to evaluate the impact of sanctions on trade, when they are in place and when they are lifted. Methods matter!

ideas.repec.org/p/drx/wpaper...

03.03.2026 18:04 ๐Ÿ‘ 4 ๐Ÿ” 0 ๐Ÿ’ฌ 0 ๐Ÿ“Œ 0
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Aufhebung der EU-Sanktionen wรผrde Irans BIP langfristig um mehr als 80% steigern. Gleichzeitig kรถnnte BIP in EU & AT um 0,3% bzw. 0,5% wachsen. @gfelbermayr.bsky.social @heiderkariem.bsky.social @mghodsi.bsky.social #RobertStehrer @wiiw.ac.at @yotoyotov.bsky.social fรผr @insm.de buff.ly/Jg5aELp

05.02.2026 08:01 ๐Ÿ‘ 11 ๐Ÿ” 6 ๐Ÿ’ฌ 0 ๐Ÿ“Œ 0
The figure plots TCP tariffs against import-weighted average tariffs for US sectors. The US is one of the countries with TCP indexes that are mostly larger than the corresponding import-weighted tariffs. This reflects the overall trade deficit.

Effective tariff index comparisons are spotlighted in media reports on trade wars and trade talks. This column argues that the effective tariff index is inadequate for cross-country comparisons of tariff heights and misleads public opinion and policymakers. The authors propose instead a True Cost of Protection index that captures the indirect effects of all countriesโ€™ tariffs and separates the impact on buyers and sellers, providing better guidance for trade negotiations or disputes.

The figure plots TCP tariffs against import-weighted average tariffs for US sectors. The US is one of the countries with TCP indexes that are mostly larger than the corresponding import-weighted tariffs. This reflects the overall trade deficit. Effective tariff index comparisons are spotlighted in media reports on trade wars and trade talks. This column argues that the effective tariff index is inadequate for cross-country comparisons of tariff heights and misleads public opinion and policymakers. The authors propose instead a True Cost of Protection index that captures the indirect effects of all countriesโ€™ tariffs and separates the impact on buyers and sellers, providing better guidance for trade negotiations or disputes.

James E Anderson & @yotoyotov.bsky.social propose a True Cost of Protection index that captures the indirect effects of all countries' #tariffs and separates the impact for buyers and sellers, providing better guidance for trade negotiations or disputes.
cepr.org/voxeu/column...
#EconSky

19.01.2026 09:30 ๐Ÿ‘ 6 ๐Ÿ” 2 ๐Ÿ’ฌ 0 ๐Ÿ“Œ 0
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Very grateful to Mario Larch & Ohyun Kwon for the Python code for the "Gravity for Undergrads" Guide:

yotoyotov.com/Gravity_Unde...

Many thanks to Jaerim Choi & Ohyun Kwon for translating the Guide in Korean:

ideas.repec.org/p/drx/wpaper...

Gravity rules ๐Ÿ’ช

12.12.2025 15:47 ๐Ÿ‘ 4 ๐Ÿ” 1 ๐Ÿ’ฌ 1 ๐Ÿ“Œ 0
Microsoft Forms

Our paper "Should we stay or should we go?" has been nominated for the ONS Peopleโ€™s Choice Award!

Shall we win it or shall we lose? Totally up to you - but hereโ€™s the link to vote ๐Ÿ˜‰
forms.office.com/pages/respon...

21.10.2025 18:21 ๐Ÿ‘ 4 ๐Ÿ” 2 ๐Ÿ’ฌ 0 ๐Ÿ“Œ 0

Muy contento de compartir el capรญtulo "Gravity for Undergrads" en espaรฑol. Muchas gracias a los profesores Carril-Caccia y Paniagua (
@jordipaniagua.bsky.social
โ€ฌ), que se ofrecieron voluntariamente a aportar este bien pรบblico al alumnado hispanohablante. ๐Ÿ’ช

ideas.repec.org/p/drx/wpaper...

11.10.2025 13:57 ๐Ÿ‘ 6 ๐Ÿ” 2 ๐Ÿ’ฌ 0 ๐Ÿ“Œ 0

ๅพˆ้ซ˜ๅ…ดๅ’Œๅคงๅฎถๅˆ†ไบซไธญๆ–‡็‰ˆ็š„ใ€Šๅ†™็ป™ๅคงๅญฆ็”Ÿ็š„่ดธๆ˜“ๅผ•ๅŠ›ๆจกๅž‹ใ€‹๏ผ้žๅธธๆ„Ÿ่ฐขๆฌŠไบ”้กฏ
@Ekwonomist
ๅ’Œไฝ™ๆทผๆฐๆ•™ๆŽˆ็š„็ฟป่ฏ‘ๅทฅไฝœ๏ผŒ่ฎฉๆ›ดๅคšไธญๅ›ฝๅญฆ็”Ÿๅ—็›Šใ€‚ๅธŒๆœ›ๅฏนๅคงๅฎถๆœ‰ๆ‰€ๅธฎๅŠฉใ€‚ๅผ•ๅŠ›ไธ‡ๅฒ๏ผ๐Ÿ’ช

ideas.repec.org/p/drx/wpaper...

11.10.2025 13:55 ๐Ÿ‘ 2 ๐Ÿ” 0 ๐Ÿ’ฌ 0 ๐Ÿ“Œ 0

ใ€Œๅญฆ้ƒจ็”ŸใฎใŸใ‚ใฎ้‡ๅŠ›ใƒขใƒ‡ใƒซใ€ใ‚’ๆ—ฅๆœฌ่ชžใงๅ…ฑๆœ‰ใงใใฆใจใฆใ‚‚ๅฌ‰ใ—ใๆ€ใ„ใพใ™๏ผใ“
ใฎๅ…ฌๅ…ฑ่ฒกใ‚’ๆ—ฅๆœฌใฎๅญฆ็”ŸใฎใŸใ‚ใซๆไพ›ใ—ใฆใใ‚ŒใŸๆฟๅ€‰ๆ•™ๆŽˆใ€ๆœจ่‚กๅ›ใ€ๅ†…็”ฐๆ•™ๆŽˆใซๅฟƒ
ใ‚ˆใ‚Šๆ„Ÿ่ฌใ—ใพใ™ใ€‚ใฟใชใ•ใ‚“ใฎใŠๅฝนใซ็ซ‹ใฆใ‚Œใฐๅนธใ„ใงใ™ใ€‚้‡ๅŠ›ใƒขใƒ‡ใƒซๆœ€้ซ˜๏ผ๐Ÿ’ช

ideas.repec.org/p/drx/wpaper...

11.10.2025 13:54 ๐Ÿ‘ 3 ๐Ÿ” 0 ๐Ÿ’ฌ 0 ๐Ÿ“Œ 0
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Very grateful to Professors Carril-Caccia, Itakura, Kimata, Kwon, Paniagua (@jordipaniagua.bsky.social), Uchida, and Yu for volunteering to translate the โ€œGravity for Undergradsโ€ Chapter into Chinese, Japanese, and Spanish. We hope this is useful to many students.

ideas.repec.org/p/drx/wpaper...

11.10.2025 13:53 ๐Ÿ‘ 4 ๐Ÿ” 0 ๐Ÿ’ฌ 0 ๐Ÿ“Œ 3
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If you teach an undergrad international trade course and want some hands-on experience with real data & Stata or R, consider my โ€œGravity for Undergradsโ€ Chapter. It may be useful in econometrics, undergrad seminars, and undergrad theses. Gravity Rules ๐Ÿ’ช

yotoyotov.com/Gravity_Unde...

05.09.2025 18:19 ๐Ÿ‘ 3 ๐Ÿ” 2 ๐Ÿ’ฌ 0 ๐Ÿ“Œ 0
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Gravity for Undergrads La ecuaciรณn de gravedad es el modelo de referencia en el comercio internacional y la herramienta mรกs utilizada para el anรกlisis de polรญticas comerciales. No obstante, a pesar de sus sรณlidas bases teรณr

Contento de compartir la siguiente guรญa en espaรฑol para la estimaciรณn de modelos de gravedad elaborada por @yotoyotov.bsky.social y traducida por @jordipaniagua.bsky.social y yo.
La guรญa se puede descargar aquรญ: ideas.repec.org/p/drx/wpaper...
Los datos y cรณdigo aquรญ: yotoyotov.com/Gravity_Unde...

05.09.2025 08:36 ๐Ÿ‘ 5 ๐Ÿ” 3 ๐Ÿ’ฌ 0 ๐Ÿ“Œ 0
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๐Ÿ‡ช๐Ÿ‡ธ๐Ÿ‡ช๐Ÿ‡ธ Muy contento de compartir el capรญtulo "Gravity for Undergrads" en espaรฑol. Muchas gracias a los profesores Carril-Caccia y Paniagua (@jordipaniagua.bsky.socialโ€ฌ), que se ofrecieron voluntariamente a aportar este bien pรบblico al alumnado hispanohablante. ๐Ÿ™๐Ÿ’ช ๐Ÿ‡ช๐Ÿ‡ธ

ideas.repec.org/p/drx/wpaper...

25.08.2025 14:41 ๐Ÿ‘ 6 ๐Ÿ” 1 ๐Ÿ’ฌ 0 ๐Ÿ“Œ 1

Thanks a lot, Nathan, and I hope you are well! Most credit goes to the amazing Arne and Fernando.

21.08.2025 15:29 ๐Ÿ‘ 1 ๐Ÿ” 0 ๐Ÿ’ฌ 0 ๐Ÿ“Œ 0
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Arne, Fernando, and I are happy to share the updated version of the โ€œjwdidโ€ command for heterogeneity-robust estimations with non-linear outcomes and high-dimensional fixed effects, along with the corresponding paper. We hope it is useful.

ideas.repec.org/p/drx/wpaper...

21.08.2025 14:11 ๐Ÿ‘ 6 ๐Ÿ” 1 ๐Ÿ’ฌ 1 ๐Ÿ“Œ 0
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Happy to see our survey on #sanctions with
@gfelbermayr.bsky.social, Cliff Morgan, and Costas Syropoulos published at the Annual Review of Economics.

go.shr.lc/3Rtj9dP

18.08.2025 17:59 ๐Ÿ‘ 4 ๐Ÿ” 1 ๐Ÿ’ฌ 1 ๐Ÿ“Œ 0
Preview
Peter Eppinger - GEN Workshop I am co-organizing the annual Global Economic Networks (GEN) Workshop series. The aim of the GEN Workshops is to bring together scholars interested in international trade, multinational firms, and glo...

So looking forward to our Global Ecoonomic Networks Workshop next week at Lake Como!

The exciting program is now availbale via:
sites.google.com/site/peterep...

23.07.2025 15:47 ๐Ÿ‘ 8 ๐Ÿ” 4 ๐Ÿ’ฌ 0 ๐Ÿ“Œ 1
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Good news on trade. Arne, Mario, Philipp and I construct a dataset on โ€˜trade specialistsโ€™. We find that the trade costs for the specialists are four times lower than for non-specialists. The corresponding welfare gain from globally efficient trade is 80%!

23.07.2025 15:46 ๐Ÿ‘ 7 ๐Ÿ” 1 ๐Ÿ’ฌ 1 ๐Ÿ“Œ 0
Graph of the prevalence of US dollar anchoring over time. There is a sharp drop after 1971. 

The collapse of the Bretton Woods system has traditionally been cited as heralding a major shift towards floating exchange rates. The extent of this transition has recently been challenged. This column introduces a new index of global exchange rate fixity which is invariant to country boundaries and accounts for indirect relationships. It finds that global anchoring to the US dollar fell sharply after 1971, and global exchange rate fixity is now only about one-third of the Bretton Woods level. This potentially sheds new light on other important secular trends, including the dominant currency paradigm and the global financial cycle.

Graph of the prevalence of US dollar anchoring over time. There is a sharp drop after 1971. The collapse of the Bretton Woods system has traditionally been cited as heralding a major shift towards floating exchange rates. The extent of this transition has recently been challenged. This column introduces a new index of global exchange rate fixity which is invariant to country boundaries and accounts for indirect relationships. It finds that global anchoring to the US dollar fell sharply after 1971, and global exchange rate fixity is now only about one-third of the Bretton Woods level. This potentially sheds new light on other important secular trends, including the dominant currency paradigm and the global financial cycle.

@kevinhorourke.bsky.social & Roger Vicquery introduce a new index of global exchange rate fixity and find that global anchoring to the US dollar fell sharply after 1971, and global exchange rate fixity is now only about one-third of the Bretton Woods level.
cepr.org/voxeu/column...
#EconSky

27.06.2025 08:20 ๐Ÿ‘ 9 ๐Ÿ” 3 ๐Ÿ’ฌ 0 ๐Ÿ“Œ 1
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๐Ÿ“ขNEW DATA! Happy to share the new release of the International Trade and Production Database for Estimation - ITPD-E-R03. Thanks to my co-authors Mario Larch & Serge Shikher and to the USITC!

For details: ideas.repec.org/p/drx/wpaper...

Enjoy the data and have a great summer!

25.06.2025 13:53 ๐Ÿ‘ 5 ๐Ÿ” 2 ๐Ÿ’ฌ 0 ๐Ÿ“Œ 0

Sloppy headline. Of course, they were down in April -- because they were WAY up in March ahead of the (potential?) tariffs. It even goes on to say "However when compared with April 2024, goods exports were still up by โ‚ฌ2.5 billion." Sorry to spoil your story with your OWN story.

17.06.2025 11:32 ๐Ÿ‘ 2 ๐Ÿ” 1 ๐Ÿ’ฌ 0 ๐Ÿ“Œ 0

Using a new data on international and domestic languages, we argue that having a uniform language within a country leads to significant welfare gains, however, the gains from bilingualism are even lerger.

13.06.2025 13:00 ๐Ÿ‘ 7 ๐Ÿ” 2 ๐Ÿ’ฌ 0 ๐Ÿ“Œ 0

Thanks for all your valuable service to the profession!

12.06.2025 13:15 ๐Ÿ‘ 1 ๐Ÿ” 0 ๐Ÿ’ฌ 0 ๐Ÿ“Œ 0
RePEc: Research Papers in Economics RePEc is a central index of economics research, including working papers, articles and software code

RePEc has no staff, thus we rely on volunteers and some self-help by users: publishers index their works, authors maintain their online profile, so that volunteers can take care of the rest. Thanks for doing your part.

repec.org

#RePEc #EconSky

12.06.2025 12:36 ๐Ÿ‘ 19 ๐Ÿ” 5 ๐Ÿ’ฌ 0 ๐Ÿ“Œ 2

It was an honor and a great pleasure!

05.06.2025 16:45 ๐Ÿ‘ 5 ๐Ÿ” 0 ๐Ÿ’ฌ 0 ๐Ÿ“Œ 0
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Javier Flรณrez (@pseud0safari.bsky.social), Mario Larch, Sebastien Bradley, and I are very happy share the update of the most disaggregated dataset of consistently constructed international and domestic trade flows -- GRANTPA.

So, letโ€™s estimate GRAVITY with GRANTPA.

ideas.repec.org/p/drx/wpaper...

30.05.2025 14:21 ๐Ÿ‘ 16 ๐Ÿ” 6 ๐Ÿ’ฌ 0 ๐Ÿ“Œ 2
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๐Ÿšจ๐ŸšจGood news for the EU! The great Lionel Fontagnรฉ & I propose new measures of the potential of trade blocs. An EU application shows that the EU has been very successful, but only half of the potential gains from the EU have been realized to date.๐Ÿ‘‡

ideas.repec.org/p/drx/wpaper...

โ€ช@ec.europa.euโ€ฌ

22.05.2025 14:09 ๐Ÿ‘ 5 ๐Ÿ” 0 ๐Ÿ’ฌ 0 ๐Ÿ“Œ 0
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Two sad news for science this weekend:

1. The (allegedly) fraudulent paper by the MIT student ๐Ÿ‘‡

thebsdetector.substack.com/p/ai-materia...

2. And the revelation that one can buy citations at Google Scholar ๐Ÿ‘‡

arxiv.org/abs/2402.04607

On the bright side ... I am going fishing

18.05.2025 13:31 ๐Ÿ‘ 4 ๐Ÿ” 0 ๐Ÿ’ฌ 0 ๐Ÿ“Œ 0
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Despite the current challenges and prior doubts regarding the ability of GATT/WTO to promote international trade, the evidence from our meta-analysis is that the WTO/GATT effects on trade have been positive and significant. Happy 30th anniversary & thanks, GATT/WTO!

ideas.repec.org/p/drx/wpaper...

07.05.2025 15:53 ๐Ÿ‘ 6 ๐Ÿ” 1 ๐Ÿ’ฌ 0 ๐Ÿ“Œ 0

Thanks a lot, Paul!

19.04.2025 16:08 ๐Ÿ‘ 0 ๐Ÿ” 0 ๐Ÿ’ฌ 0 ๐Ÿ“Œ 0
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๐Ÿšจ GRAVITY for UNDERGRADS๐Ÿšจ

Very happy to share โ€œGravity for Undergradsโ€ - a Chapter, designed to introduce the gravity model to undergrads and novices in trade. It comes with data and code in Stata & R. I hope it is useful. Gravity rules ๐Ÿ’ช

yotoyotov.com/Gravity_Unde...

17.04.2025 15:34 ๐Ÿ‘ 29 ๐Ÿ” 9 ๐Ÿ’ฌ 1 ๐Ÿ“Œ 1