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OTHER INCOME AND OTHER EXPENSE (Tables)
3 Months Ended
Mar. 31, 2020
Other Income and Other Expense Disclosure

The following table sets forth the components of other income and other expense for the periods indicated:
 
 
Three Months Ended
 
 
March 31,
 
 
2020
 
2019
 
 
(Thousands of dollars)
Net periodic benefit cost other than service cost
 
$
(1,123
)
 
$
(1,599
)
Earnings (losses) on investments associated with nonqualified employee benefit plans
 
(4,259
)
 
2,441

Other, net
 
(406
)
 
(413
)
Total other income (expense), net
 
$
(5,788
)
 
$
429