Prediction markets are legal, contrary to popular belief. But they remain unpopular, because they lack key features that make markets attractive.

It has taken almost 60 years to bring traffic congestion pricing to New York. This is the story of how politicians and advocates built the coalition it needed to finally happen.

Why are buildings today simple and austere, while buildings of the past were ornate and elaborately ornamented? The answer is not the cost of labor.

Inventing new materials is only the first step. Getting them into mass production and use is just as hard.

Britain had its fastest ever house price growth not in the 2020s but in the 1970s. Houses then were also getting smaller and worse. The problem was a lack of supply.

Gentrification can be a real problem for people it pushes out. But the root cause is inflexible housing supply, and solutions that don’t tackle that can make the problem worse.