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Articles by David Sanchez
Is the Local Ranch Disappearing?
No question beef is expensive, but it is not the ranchers who are making the profits. Meet packers and feed lots have always controlled the price of beef. In New Mexico, the family rancher plays a close game, with their supply meeting market demand to control their profit margins and they have the major expenses of feed and the vagaries of weather.
ODE-ViT: Plug & Play Attention Layer from the Generalization of the ViT as an Ordinary Differential Equation
arXivLabs is a framework that allows collaborators to develop and share new arXiv features directly on our website. Both individuals and organizations that work with arXivLabs have embraced and accepted our values of openness, community, excellence, and user data privacy. arXiv is committed to these values and only works with partners that adhere to them. Have an idea for a project that will add value for arXiv's community? Learn more about arXivLabs.
The Best Artificial Intelligence Funds
In recent years, Artificial Intelligence has gone from being a technological promise to becoming one of the main engines of global economic transformation. Looking ahead to 2026, the issue is no longer if AI will continue to grow, but how to position oneself intelligently along an increasingly complex supply chain: semiconductors, cloud, software, automation, data and infrastructure.
5 funds leading 2026: the champions of global equity
Global equity funds entered 2026 in a challenging but highly selective environment. The peer group, comprising 3,104 funds with a combined EUR 1.7 trillion in assets under management, delivered a median performance of 6.1% year-to-date. Despite this moderate overall gain, the landscape has been far from stable, with the asset class experiencing global net redemptions of EUR 23.9 billion, equivalent to 1.4% of total AUM.
What are the best gold ETFs in 2026?
Gold has enjoyed a strong multi-year rally, but the past six months have brought a more challenging environment for the metal. Physical gold ETFs – which track bullion prices directly and remain a core defensive holding for investors navigating market uncertainty – have felt this shift, with the leading names in the category down around 10.8% over six months. A 2.6% rebound over the last three months, however, has brought most of them back into positive territory year to date.
The 5 best ETFs of 2026 so far
The European ETF landscape has entered a new phase of maturity in 2026. With a peer group of 2,801 European-domiciled ETFs representing EUR 3.1 trillion in assets under management, the market now offers investors unparalleled breadth — from cutting-edge AI and quantum technology to the industrial buildout of clean hydrogen infrastructure. This ranking was compiled from an analysis of that full universe, with performance figures expressed in EUR and calculated through the end of May 2026.
Funds and ETFs that invest in faith
In a world where sustainable criteria have become an essential part of financial analysis, a more specific but growing trend is attracting the attention of investors looking to align their portfolios with their deepest convictions: faith-based investing. But, can you be a good investor without giving up your ethical principles? The answer is yes.
Asset managers that recorded the highest European inflows in 2025
2025 confirmed the resilience of the European asset management industry, with investors continuing to allocate capital despite macroeconomic and geopolitical uncertainty. According to Morningstar Direct data, European open-ended funds and ETFs recorded total net inflows of EUR 696.3 billion in 2025, up from EUR 612.7 billion in 2024. Passive strategies remained a key driver, but active bond managers also benefited from renewed investor interest.
Top 10 ETF issuers in the EMEA area by AUM
Trackinsight, a platform specialized in data analysis and selection of ETFs and funds, updated in January 2026 the ranking of the largest ETF issuers in the EMEA area by Asset Under Management (AUM), outlining an updated map of the main players in the sector.
The Christmas Rally: the most famous seasonal phenomenon in the financial markets
The Christmas rally, also known as the end-of-year rally, is a widely spread seasonal phenomenon in the stock markets. It is characterized by a rise in the stock markets in the last weeks of December (the last five trading sessions of the year) and the first days of January (the first two trading sessions of the new year). During this period, markets usually show a more consistent bullish bias than at other times of the year.
Analysis of the Finisterre Unconstrained Emerging Market Fixed Income Fund
Technical sheet The Finisterre Unconstrained Emerging Markets Fixed Income Fund (Class I Acc USD) aims to generate total return in emerging market debt without anchoring to an index. Managed by the Finisterre team within Principal Global Investors, the fund covers the entire spectrum of emerging debt: sovereign and corporate bonds, currencies and credit derivatives.
¿Cómo invierte el fondo Franklin Gold & Precious Metals?
El fondo Franklin Gold & Precious Metals es un fondo temático que invierte en renta variable global y está domiciliado en Luxemburgo. Lanzado en abril de 2010, se centra en el sector de los metales preciosos, en particular en las empresas vinculadas a la extracción, procesamiento o comercio de oro, plata, platino y paladio.
How do women invest?
Women in the field of investments are no longer just emerging – they are reshaping the global financial landscape. While earlier research highlighted women’s disciplined and cautious investment approach as a driver of outperformance, the latest UBS Gender-lens investment: The state of women in 2025 report shows that women are also becoming a decisive force in global capital allocation.
The ECB meets this week. What can we expect?
This week's meeting of the European Central Bank is shaping up to be crucial for investors and markets. The market appears to be in agreement that the ECB will keep rates unchanged. Konstantin Veit, Portfolio Manager at PIMCO At its next meeting on Thursday, we expect the ECB to keep the deposit rate unchanged at 2% for the fourth consecutive time. This level is widely regarded as the midpoint of a neutral policy range in the euro area by the majority of Governing Council members.
¿Qué es un fondo soberano y qué tipos hay? Sánchez anuncia un fondo soberano de 10.500 millones
En un mundo caracterizado por la complejidad financiera y la interdependencia económica, la figura del fondo soberano juega un papel significativo en la configuración del panorama financiero de un país. Estos fondos son creados con el propósito de invertir esos recursos para generar rendimientos a largo plazo y preservar la riqueza del país para las generaciones futuras.
[2312.13712] Conciliating Privacy and Utility in Data Releases via Individual Differential Privacy and Microaggregation
[Submitted on 21 Dec 2023] Title:Conciliating Privacy and Utility in Data Releases via Individual Differential Privacy and Microaggregation Download a PDF of the paper titled Conciliating Privacy and Utility in Data Releases via Individual Differential Privacy and Microaggregation, by Jordi Soria-Comas and 4 other authors Download PDF HTML (experimental) Abstract:$\epsilon$-Differential privacy (DP) is a well-known privacy model that offers strong privacy guarantees.
Pravuil: Global Consensus for a United World
Paper 2021/669 Pravuil: Global Consensus for a United World Abstract Pravuil is a robust, secure, and scalable consensus protocol for a permissionless blockchain suitable for deployment in an adversarial environment such as the Internet.
Zero-Knowledge Optimal Monetary Policy under Stochastic Dominance
Paper 2022/1379 Zero-Knowledge Optimal Monetary Policy under Stochastic Dominance Abstract Optimal simple rules for the monetary policy of the first stochastically dominant crypto-currency are derived in a Dynamic Stochastic General Equilibrium (DSGE) model, in order to provide optimal responses to changes in inflation, output, and other sources of uncertainty.
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