The movement in foreign countries will be adversely affected. People will avoid to move from one place to another. This affects sale of airline tickets, consequent air fuel and hotel/restaurant, conveyance (bus, taxis) etc. This thing contribute to sale of goods in big stores and goods exported from India do get adversely affected. If a person from rural area desires to go to U.S./U.K., he has to travel to nearest air-port so he has to use rail/bus/taxi and on the way buy eatables. When thousands of people drop their journey, it has effect on Indian economy. Drop of consumption of air-fuel will effect prices of crude oil and it might have adverse affect on sensex.