Directory UMM :Data Elmu:jurnal:E:Economics Letters:Vol70.Issue1.Jan2001:

Economics Letters 70 (2001) 145

www.elsevier.com / locate / econbase

Erratum

Erratum to ‘‘A note on the optimality of airline networks’’

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[Economic Letters, 69 (2000) 429–434]

*

Eric Pels , Peter Nijkamp, Piet Rietveld

Free University Amsterdam, Department of Spatial Economics, De Boelelaan 1105, 1081 HV Amsterdam, Netherlands

The publisher regrets the errors which appeared in the above article. The corrected versions are published below.

Page 430, line 13:u,_{1 / 2n}2_{3 should be} u ,_{1 /(2n}2₃₎

Page 430, line 14:a._{2 /}u 1_{1 should be} a._{2 /(}u1₁₎

Page 430, line 14:a,_{1 /}u_(n2_{1) should be} a,_{1 / [}u_(n2_1)]

]

Œ

Page 431, line 2: lim_u↓

s

u_s2n2_1d1₁2 F_/u_(2n2₁1u₎

d

5_{3 / 2}1_{f should be} 0

]

Œ

lim_u↓

s

[u_s2n2_1d1₁2 F_{] / [}u_(2n2₁1u_)]

d

5_{3 / 2}1_f 0

] ]

Œ Œ

Page 433, line 4:u 5_2f(12_2n)2₁1 C_{/ 4f should be} u 5

f

_2f(12_2n)2₁1 C

g

_{/ [4f ]}

2 2

2 ¯

Page 433, line 6: f._f5_{1 / 4 2ns} 2_{3 nds} 2_{2 / nd s} 2_{1d should be} 2

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f._f5_{[1 / 4][(2n}2_3)(n2_{2)] /(n}2₁₎

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Original PII of article: S0165-1765(00)00317-7

*Corresponding author. Tel.: 1_{31-20-4446-098; fax:}1_{31-20-4446-004.}

E-mail address: apels@econ.vu.nl (E. Pels).