Một bản đồ của các mối quan hệ có liên quan trong biện chứng technosphere / ecosphere do đó có thể được xác định bắt đầu từ mô hình DPSIR, theo quan điểm phát triển hữu cơ và trong phạm vi có thể, hoàn thành thống kê mô tả mối tương quan giữa kích thước kinh tế và môi trường phát triển. | 148 The economics of tourism and sustainable development Table 6 continued TOURISM INDUSTRIES 1 - Hotels 2 - Second 12 - Sporting TOTAL and similar home and other tourism ownership recreational indus- imputed services tries output tourism output tourism output tourism output tourism output share share share share 3. Electricity gas and water 4. Manufacturing 5. Construction work and construction 6. Trade services restaurants and hotel services 7. Transport storage and communication services 8. Business services 9. Community social and personal services Total intermediate consumption at purchasers price Total gross value added of activities at basic prices Compensation of employees Other taxes less subsidies on production Gross Mixed income Gross Operating surplus Notes X does not apply. Means that all tourism industries of the proposed list have to be considered one by one in the enumeration. The imports referred to here are exclusively those which are purchased within the country of reference. 1 Corresponds to the margins of the travel agencies. 2 Corresponds to the margins of the tour operators. 3 The value is net of the amounts paid to travel agencies and tour operators. Source Commission of the European Communities et al. 2001 . An accounting framework for ecologically sustainable tourism 149 TOTAL Tourism- Non-specific Total Imports Taxes Domestic Internal Tourism tourism connected industries output of less supply tourism ratio indus- industries domestic subsidies at pur- consump- on tries producers at basic prices on products of chasers price tion supply tourism output tourism output tourism share share share domestic output and imports X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X 150 The economics of tourism and sustainable development Table 6 and link to Table Domestic supply and internal tourism consumption by products net valuation TOURISM INDUSTRIES 1 - Hotels 2 - Second 12 - Sporting TOTAL and similar home and other tourism