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Variables | Meaning |
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A numbers | Number of class A contractors |
B numbers | Number of class B contractors |
C numbers | Number of class C contractors |
Upgrading of B | Number of class B upgrading to class A, annually |
Upgrading of C | Number of class C upgrading to class B, annually |
Degrading of A | Number of class A degrading to class B, annually |
Degrading of B | Number of class B degrading to class C, annually |
Capi. develop. Time 1 | Time needed for class C to upgrade to class B, in terms of capital development |
Capi. develop. Time 2 | Time needed for class B to upgrade to class A, in terms of capital development |
B threshold | Contract amount required for class C to upgrade to class B |
A threshold | Contract amount required for class B to upgrade to class A |
A market share power | Market share power of class A contractors |
B market share power | Market share power of class B contractors |
C market share power | Market share power of class C contractors |
Ave. employees of A | Average number of employees of class A contractors |
Ave. employees of B | Average number of employees of class B contractors |
Ave. employees of C | Average number of employees of class C contractors |
Capital amount level of A | Average capital of class A contractors |
Capital amount level of B | Average capital of class B contractors |
Capital amount level of C | Average capital of class C contractors |
Ave. revenue of A | Average revenue of class A contractors, per year |
Ave. revenue of B | Average revenue of class B contractors, per year |
Ave. revenue of C | Average revenue of class C contractors, per year |
A market size | Market size, above 75 million |
B market size | Market size, between 25~75 million |
C market size | Market size, under 25 million |
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