(i) Retail trading service is the business activity concerned with the sale of goods directly to the consumers. Most of the retail trading takes place in fixed establishments or stores solely devoted to selling.
(ii) Quaternary services involve the collection. production and dissemination of information or even the production of information. These activities centre around research. development and may be seen as an advanced form ot services involving specialised knowledge and technical skills.
(iii) India, Thailand, Singapore and Malaysia are the fast emerging countries of medical tourism in the world.
(iv) Opportunities emerging from the Information and Communication Technology based
development is unevenly distributed across the globe. There are wide ranging economic.
political and social differences among countries. While developed countries in general have
surged forward. the developing countries have lagged behind and this is known as the digital
divide.