Christine Lagarde has always remained a politician

Faithful readers of this column know that I am deeply concerned about the politicization of the European Central Bank (ECB). Lessons from monetary history and piles of academic research support that concern: we simply know that a central bank that listens to what politicians want is bad news for inflation in the medium term.

Chart of the week: the hidden cost of Trump’s war

The price of a barrel of crude oil surged past the $100 mark as the situation in the Middle East escalated further. A small price to pay, according to the president of the United States. Yet I suspect Trump is taking too narrow a view of the true cost of this new military intervention – if he is even considering those costs at all.

The new equity analyst is called Claude. But he can’t do everything

Write a prompt asking Claude to act like an investor who wants to know everything about a company. Upload the quarterly results of a business you follow. Click. Wait fifteen minutes. And there it is: an investment memo with a cash-flow model, scenario analysis, a risk overview and a valuation framework. Neatly structured.