True. To help travelers know what to expect researchers collect the prices of commodities. In most cases, you can find information before you travel somewhere to see the moeny you may spend on different things like hotel, transportation, food and activities. Researchers put this information up so people can look and get ideas about what they should expect to spend when traveling. 
 
        
             
        
        
        
False. Gpd was not designed to assess welfare
 
        
             
        
        
        
Answer: 1.621
Explanation:
The old charge per student was $678 per month 
The new charge is $1,099.
The percent of the new charge compared to the old according to the question methodology is:
= New charge per student / old charge per student 
= 1,099/678
= 1.621
 
        
             
        
        
        
Business environment is simply the environment in which the business operates.
It includes the industry situation, the customers, the suppliers, the demand and supply of products of business, competitive position, government regulations, and everything that affects the business, directly or indirectly.