Second, the impact of the international tourism sector on the economy is investigated using the SAM impact analysis. International tourism is an important industry for many countries. This growth goes hand in hand with an increasing diversification and competition among destinations. The effect on the economy of the destination is one of the things of importance in international tourism. In examining the importance of the international tourism for the Turkish economy, two analyses are carried out. First, sectoral GDP elasticities and the relative importance of international tourism activities is examined. One of the crucial effects is investment that gives a positive influence on economic development. To begin with, the tourist trade is vital for some economies. Many countries depend on the funds that result from international tourists. This essay would consider international tourism todays which describe both of advantage and disadvantage. The international tourism sector has grown rapidly in Turkey since the 1980s and Turkey ranks among the top ten countries in terms of tourist arrivals and receipts. tourists would like to invest while place of tourism is wonderful. In order to develop one country’s economy, we inevitably need three main sectors, namely agricultural sector, industrial sector and tourism sector (usually known as service sector). Global tourism has the greatest impact upon developing nations, where the sector is much-needed to provide a big source of income. 4.2.1. From this aspect, we can evidently see that tourism particularly international … International tourism has increased due to people around the world having more money in their pocket, as well as the impact of greater globalisation. Tourism has become one of the major players in international commerce, and represents at the same time one of the main income sources for many developing countries.