Measurement and Impactors of Tourism Carbon Dioxide Emission Efficiency in China

Table 1

TCDEE indices.

Variable	Name	Meaning	Unit
Inputs	Labor	Total number of tourism employees in each province	10,000 people
	Capital	Fixed assets in tourism with 2010 as the base year	100 million yuan
	Energy	Tourism energy consumption computed with the tourism consumption stripping coefficient	10,000 tons of standard coal
Outputs	Desired outputs	Total tourism income in each province with 2010 as the base year	100 million yuan
		Number of inbound overnight tourists in each province	10,000 people
	Undesired output	Tourism carbon dioxide emissions estimated by the bottom-up method	10,000 tons