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Other Assets
12 Months Ended
Dec. 31, 2021
Subclassifications of assets, liabilities and equities [abstract]  
Other Assets
8. Other Assets

Other assets consist of the following:
As at December 31,20212020
Accounts receivable$1,632 $1,191 
Investment income due and accrued1,104 1,127 
Property and equipment612 664 
Right-of-use assets695 730 
Deferred acquisition costs(1)
172 150 
Prepaid expenses406 325 
Premium receivable637 621 
Accrued post-retirement benefit assets (Note 25)
83 197 
Other93 147 
Total other assets$5,434 $5,152 

(1)    Amortization of deferred acquisition cost charged to income during the year amounted to $23 in 2021 ($21 in 2020).