Based on the information provided within the question it can be said that force that has affected Sasha's business, from Porters five forces was the threat of new entrants. This force refers to the threat that comes from new competitors entering an industry with existing competitors. If the barrier to entry of the market is low/easy for these new companies then it creates a huge threat to the existing company's since it allows them to get established in the market fast and at a low cost.
As Change in real GDP= Change in gov. spending/(1-MPC)
So
100/(1-0.90)=1000
Gross domestic product is the monetary fee of all finished goods and services made inside a country during a selected duration. GDP affords an economic snapshot of a rustic, used to estimate the scale of a financial system and growth charge. GDP can be calculated in 3 methods, the use of fees, production, or earning.
In economics, the marginal propensity to consume (MPC) is defined as the percentage of a mixture enhance in pay that a consumer spends on the consumption of goods and offerings, instead of saving it.
