National Bureau of Economic Research

Sources of Market Power in Web Search: Evidence from a Field Experiment

We study the forces behind Google’s large web-search market share. We develop a demand model with switching costs, quality beliefs, and inattention, and estimate it using a field experiment. We find ...
guardian.co.tt

Sewa TT readies $100K rescue equipment shipment to Venezuela

JavaScript is disabled in your web browser or browser is too old to support JavaScript. Today almost all web pages contain JavaScript, a scripting programming language that runs on visitor's web ...
Microsoft

Chromium extension uses AI‑related branding to redirect browser search

A malicious Chromium-based extension that spoofs the AI-powered answer engine Perplexity AI redirects browser search traffic using MV3 APIs and intermediary infrastructure.
Tech Xplore

Dark web survey reveals Tor is smaller, shakier and more duplicated than expected

A study led by researchers from IMDEA Networks and Carlos III University of Madrid (UC3M) has carried out the first ...
guardian.co.tt

Beyond the arrests, the questions remain

JavaScript is disabled in your web browser or browser is too old to support JavaScript. Today almost all web pages contain JavaScript, a scripting programming language that runs on visitor's web ...