$2)$ Assume that the following amounts of runoff occur within one$-$year:

a$)$ $$15,000$ for liabilities in the bucket of $1-3$ years;

b$)$ $$5,000$ for assets in the bucket of $3-5$ years.

Adjsting for runoff, hat is the annalied change in the banks ftre net interest income if the interest rates for assets and liabilities that can be re$-$priced within $1$ year increase by $50$ basis points on average?