Definition of indicators
Indicators are sets of information selected in a formal manner so as to measure the issues that are vital in the sustainability and development of tourism (UNWTO, 2012). An indicator can, therefore, be noted to be a means of measurement of potential need for action or risk at a tourist destination (Manning 1999). Indicators can be early warning indicators, indicators of stress such as crime rates and indicators of impacts of tourism in a tourist destination society (Yunis 2006).
In 1993, the WTO commissioned a task force to develop indicators that the tourism industry could use ...