The following entries (in millions of dollars) are from the balance sheet of Rivendell National Bank (RNB):

U.S. Treasury bill	$21
Demand deposits	$45
Mortgage-backed securities	$35
Loans from other banks	$9
C&I loans	$48
Discount loans	$8
NOW accounts	$45
Savings accounts	$14
Reserve deposits with Federal Reserve	$8
Cash items in the process of collection	$5
Municipal bonds	$7
Bank building	$3

If RNB's assets have an average duration of

four

years and its liabilities have an average duration of

two

years, what is RNB's duration gap?

Duration gap = nothing

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