Case Study Of Kemerovo Region With High Concentreation Of Single-Industry Towns

Table 1:

Index	Formulae	Specific meaning	Application
CR	$\sum_{i = 1}^{k} Y_{i}$	Yi – share of the sales revenues of core industry enterprises in total sales revenues of the town; n – the number of companies	Core industry
HHI	$\sum_{i = 1}^{n} Y_{i}^{2}$	Yi – share of the sales revenues of the enterprise i in total sales revenues of the companies in the town; n – the number of companies	All companies in the town
E	$\sum_{i = 1}^{n} Y_{i} \ln \frac{1}{Y_{i}},$	Ri – the rank of company i by sales revenues share; qi – share of company i by sales revenues in the town; n – the number of companies	All companies in the town
R-HT	$\frac{1}{2 \sum_{i = 1}^{n} R_{i} Y_{i} - 1}$	Ri – the rank of the company by sales (R1=1 for the company with the largest sales revenues); Yi – the share of the sales revenues of company i in total sales revenues of the companies in the town; n – the number of companies.	All companies in the town
G	$1 - (\frac{I_{1}}{I_{1} + I_{2}} + \frac{N_{2}}{N_{1} + N_{2}}),$	I1– the sales revenues of non-core industry companies; I2– the sales revenues of core industry companies; N1 – the number of non-core industry companies; N2 – the number of core industry companies	Core and non-core industries in the town
CV	$\frac{σ}{a} * 100 %$	$σ$ – standard deviation of sales revenues; a – arithmetical mean in sales revenues	All companies in the town

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Case Study Of Kemerovo Region With High Concentreation Of Single-Industry Towns

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