Assignment questions:

When the government reduces its budget deficit (reduces government purchases) does consumption rise or fall? Output rise or fall?

- I think output and consumption increase but I'm not sure.

When the government reduces the budget deficit by increasing taxes on household income what happens to the following: interest rate, national saving, investment, consumption, and output.

To answer these questions, we need to understand the relationship between government deficit reduction and its impact on consumption, output, interest rates, national saving, investment, and consumption. Let's break it down:

1. When the government reduces its budget deficit (reduces government purchases), the impact on consumption and output can go either way depending on other factors at play. Here's how:

- In the short run, a reduction in government purchases may lead to a decrease in the overall level of output since there is less demand for goods and services. This can result in lower consumption levels as well, as people may have less income to spend.
- However, in the long run, the reduction in the budget deficit can have a positive effect on consumption and output. When the government reduces its purchases, it may also reduce borrowing. This can lower interest rates and free up resources for the private sector, including households, to invest and consume. As a result, consumption and output may increase.

It's important to note that the overall impact depends on various factors like the state of the economy, monetary policy response, and the effectiveness of fiscal policy measures.

2. When the government reduces the budget deficit by increasing taxes on household income, the following outcomes can occur:

- Interest rates: An increase in taxes on household income can lead to higher savings as households have less disposable income to spend. This reduction in consumption can reduce the overall demand for loans and lower interest rates.
- National saving: An increase in taxes on household income can increase national saving since households have less income available to spend and more to save. This increased saving contributes to the pool of funds available for investment.
- Investment: With higher national saving, there can be an increase in the funds available for investment. This can potentially lead to increased investment levels, which can stimulate economic growth and output.
- Consumption: An increase in taxes on household income reduces disposable income and, consequently, consumption. With less income available for spending, households tend to consume less.
- Output: The impact on output can be mixed. On one hand, higher taxes can reduce consumption, leading to a decrease in overall output. On the other hand, increased national saving and investment resulting from higher taxes can contribute to higher output and economic growth.

Again, it's important to recognize that the outcomes are contingent on various other factors, such as the overall state of the economy and the effectiveness of other policy measures implemented simultaneously.

In both scenarios, the effects on consumption and output are not straightforward and depend on the interplay of several forces in the economy. Therefore, it's essential to consider the complete economic context to assess the likely outcomes accurately.