Loan assignments make up more than $90$ percent of the U$.$S$.$ domestic loan sale market because

a$)$ They have lower capital requirements than other types of loan sales.

b$)$ They are riskier than are other types of loan sales.

c$)$ Monitoring costs are reduced since all rights are transferred upon sale.

d$)$ Regulators prefer these transactions to loan participations.

e$)$ There is no secondary market in loan participations.