ECON1003 Quantitative Methods in Economics S1 2023 Problem Set 10
Hello, dear friend, you can consult us at any time if you have any questions, add WeChat: daixieit
ECON1003 S12023
Problem Set 10
1. Given
and
find
(a) A+B
(b) C-A
(c) 3A
(d) 4B+2C
2. Find the determinantsof:
(a)
(b)
(c)
3. Consider the matrix
Find the minors Mi,i and M₁,2(Mi, is the minor of the term in the first row and the first column) and the co-factors Ci, and C₁,2.
4. Find the inverse of
5. Find the inverse of
6. Consider a national income model with the following equations.
Y=C+Io+G0(1)
C=f(Y-To)(2)
a.Totally differentiate (1) and (2).
b. Use Cramer's Rule find dY,dC.
2023-06-17