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Record W3121195869 · doi:10.3386/w20782

Sequential Markets, Market Power and Arbitrage

2014· report· en· W3121195869 on OpenAlexaff
Koichiro Ito, Mar Reguant

Bibliographic record

VenueNational Bureau of Economic Research · 2014
Typereport
Languageen
FieldDecision Sciences
TopicAuction Theory and Applications
Canadian institutionsPolytechnique MontréalKellogg's (Canada)
FundersToulouse School of Economics
KeywordsArbitrageFinancial economicsBusinessMarket powerEconomicsEconometricsMicroeconomics

Abstract

fetched live from OpenAlex

We develop a theoretical framework to characterize strategic behavior in sequential markets under imperfect competition and limited arbitrage.Our theory predicts that these two elements can generate a systematic price premium.We test the model predictions using micro-data from the Iberian electricity market.We show that the observed price differences and firm behavior are consistent with the model.Finally, we quantify the welfare effects of arbitrage using a structural model.In our setting, we show that full arbitrage is not necessarily welfare-enhancing in the presence of market power, reducing consumer costs but decreasing productive efficiency.

Fetched live from OpenAlex and de-inverted. Abstracts are not stored in this database: the inverted indexes are 8.6 GB of the frame’s 9.3 GB of text, and the host has 13 GB free.

How this classification was reachedexpand

Full frame machine prediction

Teacher imitation

Not calibrated prevalence, not ground truth. Human validation pending. The Gemma side is a direct model label for every work in the frame, read from the title-only record. The Codex side is a classifier learned from the 10,348 direct Codex labels and calibrated to design-weighted sample rates; fields without enough sample support carry no Codex call. Candidate is the union of the two sides; consensus is their intersection. These outputs are machine_predicted_unvalidated and are not human labels.

metaresearch head score (Codex)0.002
metaresearch head score (Gemma)0.012
Version: metacan-v3-hybrid-931329e0061cValidation status: machine_predicted_unvalidated
Candidate categoriesnone
Consensus categoriesnone
DomainCandidate signal: none · Consensus signal: none
Study designCandidate signal: Theoretical or conceptual · Consensus signal: Theoretical or conceptual
GenreCandidate signal: Empirical · Consensus signal: none
Teacher disagreement score0.010
Threshold uncertainty score0.032

Distilled classifier scores by category (both heads)

CategoryCodexGemma
Metaresearch0.0020.012
Meta-epidemiology (narrow)0.0010.000
Meta-epidemiology (broad)0.0010.001
Bibliometrics0.0020.001
Science and technology studies0.0010.003
Scholarly communication0.0020.005
Open science0.0010.001
Research integrity0.0010.002
Insufficient payload (model declined to judge)0.0100.000

Machine scores (provisional)

The two teacher heads of the student model, read on this work. A score orders the frame for review; it never asserts a category, and the validation status ships verbatim with every row.

Baseline scores from an immature model (maturity gate not passed, 7 training rounds). Scores rank; they never assert a category.

Opus teacher head0.470
GPT teacher head0.582
Teacher spread0.112 · how far apart the two teachers sit on this one work
Validation statusscore_only:v0-immature-baseline · verbatim from the scoring run: score_only means the number may rank works, and no category label ships from it

Classification

machine, unvalidated

Machine predicted; a candidate call from one source (direct Gemma or distilled Codex), not a consensus.

The models applied no category: nothing in the taxonomy fit this work.
Study designTheoretical or conceptual
Domainnot available
GenreEmpirical

How this classification was reached, model by model and score by score, is at the end of the page under "How this classification was reached".

Quick stats

Citations6
Published2014
Admission routes1
Has abstractyes

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