Researchers may also reuse parts of workflows, and new workflows can be built on top of existing ones.
Not surprisingly, rising energy costs have put a premium on new energy-saving technologies and the roll-out of existing ones.
But we know we need more transparency and tighter regulations, and policing of existing ones.
But what Thailand needs, experts say, is not new laws but better enforcement of existing ones.
There has been a substantial addition of new entries as well as revision of existing ones.
Many new facilities and expansions of existing ones are in the works.
Such bottlenecks have been hampering the opening of new mines and the expansion of existing ones.
More subtly, statisticians sometimes fail to grasp that new goods are merely upgrades of existing ones.
Indeed, it's not just a question of finding new members, but trying to stem the exodus of existing ones.
To meet that goal, the company intends not only to introduce products but to increase sales of existing ones.
In 2002, the Council passed an ordinance prohibiting new billboards and ordering an inventory of existing ones.
