Department of Economics

AUTHOR

Giannakas Konstantinos

https://9b9ec758578b3ee0d46b-305404f9eb35eaf4130aa2d106c6a91c.ssl.cf3.rackcdn.com/597/market/publications/775/images//p1b829tbiqogtu43urn3js1jkp4.jpg

Production Economics , Theory - 2007

Measuring the Accountability of Advertising Expenses in the Presence of Sales Cost Inefficiency and Marketing Spillovers

This paper develops a tractable theoretical framework for analyzing the substitutability between different advertising media, the extent of marketing spillovers in the market, the allocative efficiency of advertising spending, and the sources of total advertising productivity and sales growth.

https://9b9ec758578b3ee0d46b-305404f9eb35eaf4130aa2d106c6a91c.ssl.cf3.rackcdn.com/597/market/publications/886/images//p1b9sskinblb13lcgagt3h1n4a4.jpg

Production Economics , Applied Research - 1999

On the Choice of Functional Form in Stochastic Frontiers Models: A Box-Cox Approach

The generalized quadratic Box-Cox transformation is used to test the relative performance of alternative, widely used, functional forms and to examine the effect of prior choice on final efficiency estimates.

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