Expression 10: "S" Subscript, 1 , Baseline left parenthesis, "p" , right parenthesis equals max left parenthesis, 0 , 2 "p" , right parenthesisS1p=max0,2p
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Expression 11:
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Elasticity
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Surplus
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Expression 18: "x" equals "S" Subscript, 1 , Baseline left parenthesis, "y" , right parenthesis left brace, "y" greater than or equal to 0 , right bracex=S1yy≥0
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Expression 19: "x" equals "D" Subscript, 3 , Baseline left parenthesis, "y" , right parenthesis left brace, "y" greater than or equal to 0 , right bracex=D3yy≥0
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Expression 20: "P" equals 10P=10
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2020
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Expression 21: "y" equals "P" left brace, 0 less than or equal to "x" less than or equal to max left parenthesis, "S" Subscript, 1 , Baseline left parenthesis, "y" , right parenthesis , "D" Subscript, 3 , Baseline left parenthesis, "P" , right parenthesis , right parenthesis , right bracey=P0≤x≤maxS1y,D3P
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Expression 22: "x" less than or equal to "D" Subscript, 3 , Baseline left parenthesis, "y" , right parenthesis left brace, "y" greater than or equal to "P" , right brace left brace, "x" greater than or equal to 0 , right bracex≤D3yy≥Px≥0
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Expression 23: "x" less than or equal to "S" Subscript, 1 , Baseline left parenthesis, "y" , right parenthesis left brace, "y" less than or equal to "P" , right brace left brace, "x" greater than or equal to 0 , right bracex≤S1yy≤Px≥0
