J. Manuel Sánchez-Cartas
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jmscartas.bsky.social
J. Manuel Sánchez-Cartas
@jmscartas.bsky.social
Assistant professor at Universidad Complutense de Madrid (Spain). Microeconomics, IO, AI & ABMs.
www.sanchezcartas.com
...nor has incentive to do so. However, we can expect a reduction of content and providers, but not everywhere. Competitive markets and those with barriers to entry are more resilient to Google AI summaries. Why? In a recent published article, we answered this and more [2/3]
July 26, 2025 at 4:51 PM
Papers on economics, AI and decision making are welcome, especially from PhD students or early career researchers.

Deadline is on May, 28. Save the date!
April 29, 2025 at 6:23 PM
Reposted by J. Manuel Sánchez-Cartas
Competition policy that sets market power to 1980s levels would lower the stock market by 45%. The remainder, due to accumulated retained earnings (35%) and a lower risk-free rate (20%), is unaffected.
February 7, 2025 at 6:49 AM
Congrats! Keep up the good work!
January 30, 2025 at 11:49 AM
The statement "I personally chose the price" says a lot about the impact of our profession.
January 6, 2025 at 8:48 PM
It's a financial definition that appeals to a specific public, but that's not for us. Without considering the alternatives, that threshold says little. But I understand the mindset that if a single tech can earn half of Google's profits, it should be a breakthrough (like AGI)
December 27, 2024 at 2:29 PM
Thanks for the recommendation. Although it's not my arena, it's interesting nonetheless!
December 23, 2024 at 9:00 PM
I also rely on the AI summary most of the time because it's useful. However, it may have other unintended consequences. If we wish to evaluate the impact of a technology, we must know its consequences, and normally the bad ones are less noticiable than the good ones. That's my thought on the SM bias
December 23, 2024 at 8:59 PM
Moreover, we find that there is a relationship between the number of creators pre- and post-GenAI and the "summarization effect". We hope this and other results may help others estimate the effect of GenAI in digital markets.
December 23, 2024 at 9:45 AM
Competitive markets and those with high entry costs will be less affected. However, the extent of this effect depends on the diminishing or constant returns of developers.
December 23, 2024 at 9:45 AM