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1. ( I . 3.9).

2. () ( II).

3. () ( III).

4. ( IV).

1 4.

() , P (Q), MR , .

: MRP = MCL.

R = P (Q) * Q,

 

MRP = (P + P / Q*Q) MPL = P (1+ P / Q * Q / P) MPL = (1 + 1 / h) MPL,

h .

 

(1 + 1 / h) MPL = MCL = W.

 

. 3.9.

 

h < 0, > 0, W > 0, MPL > 0, D L = MRP = MPL * MR , DL = MRP = MPL * P.

. 3.10, D L , DL . - , . L , L 0 , .

. , .

: MRP = MSL.

R = P (Q)* Q.

C (L) = W (L) L.

MRP = (P + P / Q * Q) MPL = P (1+ P / Q * Q / P) MPL = P (1 + 1 / h) MPL

MCL = C/ L = W + L * W / L = W (1 + L / W * W / L) = W (1 + 1 / e S)

P (1 + 1 / h) MPL = W (1 + 1 / e S), MRP = MCL.

 

 

 

( h = -¥, e S = +¥, P * MPL = W, .)

. 3.11 (MRP = MCL), L *, , (L 0). (L ), (LM). W * SL L *. (W 0), (W ), (WM).

 





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