Samantha Fields

Carola Binder at the University of Texas at Austin says having both, along with private data, is helpful.

Carola Binder at the University of Texas at Austin says having both, along with private data, is helpful.

Getting a good idea of what inflation is doing in real time is particularly important in volatile moments like now, with a war and oil prices rising.

Getting a good idea of what inflation is doing in real time is particularly important in volatile moments like now, with a war and oil prices rising.

But Binder says it's hard.

But Binder says it's hard.

The more data sets you have, though, the closer you can get.

The more data sets you have, though, the closer you can get.

I'm Samantha Fields for Marketplace.

I'm Samantha Fields for Marketplace.

People tend to book plane tickets a month to three months in advance, so many had not yet booked summer travel when the war began in February.

Since then, Henry Hardevelt at Atmosphere Research Group says airfares have jumped.

Airlines have also increased fuel surcharges on international flights.

As airlines' costs have risen, Meghna Maharishi at the travel site Skift says they've been finding a variety of ways to pass them on to consumers.

So far, she says, those premium travelers airlines have increasingly been catering to seem undeterred by rising prices.

I'm Samantha Fields for Marketplace.

If you were old enough to drive in 1973 during the OPEC oil embargo or in 1979 during the Iranian revolution, you might remember gas shortages and long lines to fill up your tank.

If you were old enough to drive in 1973 during the OPEC oil embargo or in 1979 during the Iranian revolution, you might remember gas shortages and long lines to fill up your tank.

Each of those took about 5 million barrels a day of oil supply off of the market.

Each of those took about 5 million barrels a day of oil supply off of the market.