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The real price of the “zero-price effect”

A study by Tel Aviv University researchers found that homes sold through free classified services received fewer clicks, sold more slowly, and at a lower price than identical homes sold through paid services. This resulted in an average net loss of about 3.5% to 3.8% of the transaction price.

Light-bulb moment for stock market behavior

University of Adelaide physicists discovered the timing of electronic orders on the stock market follows a Weibull distribution similar to light bulb lifetimes, showing rational behavior when intervals exceed 10 milliseconds. The finding could help predict dramatic movements and detect irregularities in market abuse.

Back to basics

Professor Robert Sinclair argues that simple numerical observations and rational numbers can illuminate complex scientific systems. He proposes a balance between deterministic and stochastic growth, finding relevance in nature's selective pressure for stochasticity.

Apple iPhone 17 Pro

Apple iPhone 17 Pro delivers top performance and advanced cameras for field documentation, data collection, and secure research communications.

A trillion triangles

Researchers from North America, Europe, Australia, and South America have solved the first one trillion cases of an ancient mathematics problem. The team developed a clever technique for multiplying large numbers, making it possible to calculate the area of right-angled triangles with whole number or fraction sides up to a trillion.