Identify each of the following scenerios affects the short-run aggregate supply curve. (Increase, Decrease, or no change)

1. the US government increases minimum wage.

2. widespread adoption of the Internet by businesses increases productivity and efficiency.

3. the government decreases the payroll tax paid by employers.

4. a financial crisis causes businesses to anticipate a recessionary economy within the coming months

5. US governement decreases the personal income tax rate paid by households.