The Latest

Detail of a 19-century painting depicting the Battle of Kulikovo (1380 CE). Research Brief / Cultural History

Testing 17 Theories on the Development of Complex Civilizations

Large-scale data project produces stark conclusion: military technology + agricultural productivity caused the takeoff

Two jigsaw puzzle pieces held together by staples. Research Brief / Mergers and Acquisitions

Two Tech Giants — and Two Very Different Acquisition Strategies

Alphabet’s M&A feeds its core business; Amazon’s more likely to push into new areas

Refueling an airplane on the airport Punta Cana at the Dominican Republic Research Brief / Global Warming

Taxing Jet Fuel Could Reduce Airline Greenhouse Gas Emissions Now

Breakthrough technologies are years off for aviation, but incremental improvements are available

Quiz

Loan and Deposit Pricing as Banks Go Increasingly Mobile

Plus: Food delivery apps and traffic collisions; COVID-19 treatments — new or old; what does voluntary disclosure say about overall greenhouse gas emissions?

A man is lost in a foggy field with blue signs all around him. Research Brief / Behavioral Economics

Amateurs Struggle To Incorporate Market Signals About Pricing into Their Trades

Disregarding data, novices often sail into strong winds

Aerial view of a cargo ship being hauled by tugboats near the port where other ships are docked and cargo waits to be loaded. Research Brief / International Trade

In U.S.-China Trade War, Bystander Countries Increase Exports

Higher demand from U.S. and China means expanding into new markets

Studio portrait of a diverse group of three women and three men smiling while standing against a grey background Research Brief / Venture Capital

Who Gets Venture Capital?

Experienced founders with good products still need great employees to attract early investment, study finds

Haitian citizens take 100-pound bags of rice at an aid distribution point in Port-au-Prince, Haiti. Research Brief / Operations

Distributing Aid Fairly Amid Scarcity and Unknown Demand

Building adaptability into an approach improves performance

Colorful patterns on the surface of the water created by oily pollutants and stagnant water, as seen in a Texas bayou. Ripple rings also appear on the surface from aquatic life under the polluted water. Research Brief / Inflation

How Oil Prices Distort Our View of Inflation

A favored Federal Reserve index fails to filter out petroleum’s impact

A dark blue maze with a white arrow that shows the way out all against a light blue background. Research Brief / Consumer Behavior

Proposed: Give Consumers on Amazon a Direct Line to Small Business Products

Third-party sellers would gain; consumers might pay more but increase control of products display

Open Red Coin Purse on light blue background with copy space, minimalistic style. Research Brief / Investing

Muni Bond Buyers Pay a Little Extra for the Pleasure of Not Being Taxed

Doing so, they subsidize government, which is, well, sort of like a tax

MRI Brain Axial views .to evaluate brain tumor. Research Brief / Ethics

‘They Were Already Inside My Head To Begin With’

The ethics of asking brain surgery patients to allow unrelated research while on the operating table

Wall with boxes labeled with contents and ready for moving Research Brief / Housing

Migration — and Home Price Escalation — Happens Along Established Routes

Major cities reliably feed residents to the same smaller markets, and housing booms predictably travel with them

This Climate TRACE map shows the greenhouse-gas emissions and the CO2 level created in China’s manufacturing sector. Research Brief / Supply Chain

Carbon Disclosures: Unflattering Supply Chain Data Omitted

Companies that report emissions appear greener only in a narrow measure

Man using a laptop computer chatting with an intelligent artificial intelligence asks for the answers he wants. Feature / Investing

They’re Calling It the AI Bull Market

After launch of ChatGPT, swift reappraisal by investors

Top view of colorful pills, tablets and capsules on light blue colored background. Research Brief / COVID-19

Who Wants to Repurpose Cheap Drugs?

Hint: Not the pharmaceutical companies that developed them