# Economic Analysis (3 jobs)

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# Description

Task № 1. The index method in economic analysis
There is evidence of the sale of goods on the market in accordance with the table below:
Product Type Average unit price, USD Number of sales
January February Po P1 January February qo q1
A (kg) 2.00 2.10 53 58
B (l) 0.40 0.35 23 21
Define:
1. Aggregate indices:
- Turnover;
- Price (for Paasche);
- Volume of sales (by Laysperesu).
2. Absolute change in turnover due to:
- Changes in price and quantity of products;
- Changes in prices;
- Changes in the number of goods sold.
3. Make a check on the index and the balance model.

Task № 2. Calculation and analysis of the dynamics of social phenomena.
1. Submit a dynamic series of any grounds for 7-10 years / months / days.
2. Determine the type of dynamic series (torque, interval).
3. Show time series on the chart.
4. The chain and benchmarks speakers:
- Absolute growth;
- Coefficient (index) growth;
- The rate of growth;
- The rate of growth;
- The average absolute growth;
- The average growth rate;
- The average growth rate.
5. The results in Table Contents.

Task № 3. Statistical modeling methods due socio-economic phenomena
For the ten companies in the region have comparable data (in US dollars) on the relationship between the release of output (AFP) and the value of fixed assets (BPA), presented in the table.
№ p / p 1 2 3 4 5 6 7 8 9 10
OTF (x) 3 8 4 5 6 7 7 7 8 9
AFP (v) 12 19 13 14 15 18 17 15 16 19
1. Determine the shape of communication parameters x and y using a linear regression equation.
2. Calculate:
- A linear correlation coefficient (r);
- An index of correlation (R);
- Correlation ratio (η);
- Coefficient of elasticity (E).
3. Plot the theoretical and empirical regression lines.
4. To draw conclusions.

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