Mr. Gore's economists have tried to pull it off, but the strain shows.

For years economists have tried to pinpoint the elusive natural rate, without much success, particularly in recent years.

Western economists have tried to help us organize the market mechanism.

An economist (someone who studies economics) can try to make a simple picture of the house prices in the town.

But one or two economists and academics have tried to erect an intellectual case against deficit spending.

A few economists are trying to quantify that loss.

For two decades, economists have tried and failed to make their mark on America's effort to clean up the environment.

Today's economists can look back and understand why they made their judgements, and try to make better ones.

After that, economists tried to develop theories that fit the data.

First, economists tried to estimate the value of a good to an individual alone, and extend that definition to goods which can be exchanged.