He is an expert in economics.

He found the target and shot the arrow.

Personally, I think this movie is the best.

Japan's exclusive economic zone plays a crucial role in the management and utilization of marine resources.

The commercialization of this new technology will have a significant impact on the industrial world.

They are planning to commercialize the new technology.

Please use the emergency stairs in case of a fire.

Due to the earthquake, the city declared a state of emergency.

He is majoring in economics.

He is a renowned economist who has written many important papers.