By the 1980s many people felt that the government had too big a role in the economy.

Outside of what we are doing in government, the political parties also have a big role to play.

Parents have been given a bigger role than ever before.

Men should play a bigger role in their children's lives.

She was given a bigger role and more air time.

"There's no question that security has played a big role in the decision."

Marketing can play a big role in whether or not a film gets the green light.

Religion doesn't seem to play a very big role at all.

Yet the European states have played a big role in the organization.

The value of the dollar played a big role, too.