Supply, Demand and Prices 15 Leisure, Recreation and Tourism Economics, (New March 2000) 8 Tourism and Travel 8 Demand 6 Policy and Planning 6 Agricultural Economics 5 Sustainability 5 more ... Tourism 5 Agricultural development 4 Food Economics, (New March 2000) 4 Marketing 4 Markets 4 Rural development 4 Tourism development 4 Economic aspects 3 Economic impact 3 Environmental impact 3 Food Science and Food Products (Human) 3 Food supply 3 Income and Poverty 3 Marketing and Distribution 3 Natural Resource Economics, (New March 2000) 3 Rural Industry and Enterprises 3 Tourist industry 3 Agricultural policy 2 Agriculture 2 Crop Produce 2 Crop production 2 Cruises 2 Destinations 2 less ...