Answer: A positive externality, negative externality and asymmetric information 
Explanation:
  A market failure is one of the type of economical situation in which the  the various types of products and the services are distributions in an inefficient manner. 
 A positive externality, negative externality and an asymmetric information are the market failure that the government wants to change by the process of intervention
 Externality is one of the type of advantage or cost that basically affect the third party in the economics so the free market under consuming the various types of products. Therefore, the given answer is correct.   
  
        
             
        
        
        
Explanation:
The journal entries are as follows
On December 31
Bad debt expense Dr  $4,115        ($823,000 × 0.50%)
        To Allowance for doubtful debts  $4,115
(Being the bad debt expense is recorded)      
On Feb 01
Allowance for doubtful debts Dr $412
       To Account receivable $412
(Being the uncollectible amount is recorded)
On June 5
Account receivable $412
           To Allowance for doubtful debts Dr $412
(Being the  uncollectible amount is recorded)
On June 5
Cash Dr $412
    To Account receivable $412
(Being the cash received is recorded)
 
        
             
        
        
        
Answer:
Unitary variable cost= $40
Total variable cost= $800,000
Explanation:
Giving the following information:
Direct materials $ 10 per unit 
Direct labor $ 20 per unit 
Overhead costs for the year Variable overhead $ 10 per unit 
Fixed overhead $ 160,000 
Units produced 20,000 units
Unitary variable cost= direct material + direct labor + manufacturing overhead= 10 + 20 + 10= $40
Total variable cost= 20000units* 40= $800,000
 
        
                    
             
        
        
        
Answer:
$4,228,125
Explanation:
The computation of the included amount is shown below:
= Estimated production in a next year × required direct labor per hour × labor rate per hour
= 75,000 units × 4.1 hours × $13.75 per hour
= $4,228,125
We simply multiplied the estimated production with the required direct labor per hour and the labor rate per hour so that the estimated value can arrive
 
        
             
        
        
        
The answer is information as the receptionist are the ones responsible for directing people and having to give out informations in regards of what they don't know and what they should do in the hospital. And it represents as a service operation system.