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The PSD journal

Data stories.

Public money. Real outcomes. The story behind the numbers.

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Featured · Interactive map · 4 min read

The great oil pivot.

By 2025, China and India remain the major buyers of Russian crude in this comparison. Follow the shift from Europe on one globe.

Play the story
THE WORLD, IN MOTIONThe great oil pivot.

Europe. China. India.

Now through 2025. Explore the evidence.

Latest stories

Interactive maps, long reads and small discoveries.

Data story14 min read

The world is having fewer children. What changes next?

Follow 65 years of fertility and birth rates across 217 countries and territories—and what the transition means for families, schools and public budgets.

Most countries are below the approximate replacement benchmark. The global aggregate is still above it.

Demography & public budgets
Data story5 min read

Europe puts a price on carbon. Where does the money go?

Follow an allowance from allocation to surrender, and auction revenue from buyers to public budgets and European funds.

One market produces two records: a flow of allowances and a flow of public money.

Carbon markets & public money
Data story5 min read

Trade surged around Russia. Where did the goods go?

Follow suppliers, product baskets and onward exports through Kazakhstan and Kyrgyzstan—and test how much the trade statistics can establish.

Larger neighbouring markets offer clues about trade detours. Matching shipments requires more evidence.

Trade & sanctions
Interactive map4 min read

The great oil pivot.

By 2025, China and India remain the major buyers of Russian crude in this comparison. Follow the shift from Europe on one globe.

The pivot holds in 2025: China and India lead, while the EU’s reported subtotal falls again.

Energy & trade
Data story7 min read

Tariffs went up. Did America come out ahead?

Seven charts follow implemented tariffs, car imports, reciprocal duties and the cash the U.S. government actually kept.

Higher barriers. Uneven trade. No proven overall winner.

Trade & tariffs
Mini story2 min read

The customs headline is not the cash kept.

Gross customs collections rose sharply. Refunds explain why net fiscal-year-to-date revenue tells a different story.

$167.3bn net, after $125.2bn in refunds.

Public revenue
Mini story2 min read

“Reciprocal” does not mean equal.

Look at the same car category in both directions: Canada, China, Europe and Mexico show very different tariff gaps.

Same product. Different border. Different rate.

Trade & tariffs
Data story6 min read

Who keeps the digital economy?

Ten economies under the same assumptions: modelled leakage, domestic reinvestment and sensitivity without false precision.

Explore assumptions and sensitivity separately from observed economic data.

Digital economy · Scenario model
Data story6 min read

Where did the money go? Czechia

Money supply, purchasing power and Czech National Bank interventions in one story.

Follow money supply, purchasing power and central-bank interventions together.

Money & purchasing power
Data story6 min read

Where did the money go? United States

Money supply, purchasing power and Federal Reserve interventions, in the same structure as the Czech report.

Follow money supply, purchasing power and central-bank interventions together.

Money & purchasing power