There are other reasons to worry about the Pacific bluefin, such as overfishing and mercury contamination.
Want to worry about another arithmetic possibility figured out by White House economic adviser Summers?
Japan's giant trading houses, for example, worry about Indonesia defaulting on its debt to them, leading to casualties.
We turn now to stories about two products a lot of Americans worry about: toys and voting machines.
Congress is afraid of their boss. (We, the people.) They worry about getting fired.
FORBES: Congress Motivated By Fear, Incompetence... Just Like Big Business!
But at the Pentagon, officials quietly worry about a bigger problem with North Korea.
CNN: Analysis: Amid pending launch, N. Korea only shows half its hand
At least whoever picks up the challenge needn't worry about the Afghans' blowing the thing up.
Tobin and others also worry about who is funding Islamic and Middle Eastern studies.
Farmers also worry about uncertain market demand, pointing to the big surplus that developed in 2001.
ECONOMIST: Ethically minded shoppers turn their focus to cotton
Does the IMF think the Bank of England should worry about inflation staying higher for longer?
It is possibly Ed Miliband who has most to worry about from today's report.
But South Korea expressed worry about its citizens' safety and said government-level talks should be held.
Then there are other companies that you really need to worry about and avoid.
Customers never need to worry about losing their music collection to a hard drive crash again.
But it also seems to reflect a worry about falling too deeply under his own spell.
He says they are not going to worry about people scoffing at the valuation.
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So they see them, they worry about them, they worry about all kinds of things.
In my May 19 column I detailed why U.S. investors needn't worry about an Obama presidency.
"Crashing is part of bike racing I just try not to worry about it, " Stevens said.
Market watchers and jittery investors may have a new wrinkle to worry about: A Spring Slide.
FORBES: Is The Market On A Spring Slide? These 10 Indicators May Have The Answer
We have a big family and we haven't had to worry about too much.
Music executives worry about rising piracy and lament the lack of streaming services like Spotify.
ECONOMIST: By moving slowly, the German media market stays ahead
"Eddie Murphy knows he doesn't have to worry about someone asking for his autograph, " she says.
If he doesn't, then New Labour has more to worry about than even I thought.
But instead I had to worry about meeting my daily quota of orange vegetables.
In my May 19 column I detailed why you needn't worry about an Obama presidency.
You know, five years ago, this is not something you needed to worry about.
That's not much to worry about after the agony of the previous 24 hours.
"We won't have to worry about robots replacing us quite yet, " added Titan's Mr. Etherington.
He can't agree with Suzi Leather when she says women shouldn't worry about their clocks ticking.
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