1.   That has sparked a boom in time-share swapping.

2.   The strong currency has also sparked a boom in foreign travel.

3.   The U.S. government was trying to help Latin coffee growers profit, but the move sparked a boom in supply that ultimately depressed prices.

4.   Was it tax cuts that sparked the boom, as Republicans claim?

5.   What has sparked this boom is the Internet, which nearly all companies use to connect potential mates.

6.   De Meulenaer says the collapse of the Soviet Union and rapid economic growth in China and Southeast Asia have sparked a boom in poaching and smuggling.

7.   The boom was sparked by the rapidly increasing numbers of foreigners who were coming to Vietnam a few years ago.

8.   The economic boom was mostly sparked by an increase in foreign trade, stronger household consumption and higher business sector investment, the Central Bureau for Statistics said.