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Table A.1 Contract and tender data details

From: Corruption red flags in public procurement: new evidence from Italian calls for tenders

Variable

Description

Datatype

Basic Tender Characteristics

Reserve Price

Maximum price that can be asked to the buyer

1000 Euro

Winner Discount

Percentage discount over the reserve price

Percentage

No. Bidders

Number of firms submitting a bid

Integer

No. Accepted Bidders

Number of firms whose bid is deemed compliant with the eligibility rules

Integer

No. Invited Bidders

Number of firms invited to submit a bid

Integer

Extra Cost

Difference between final and contract price, over the reserve price

Percentage

Extra Time

Difference between final and contract days-to-execute, over contract days-to-execute

Percentage

Red Flags

Design-Build

Indicator for whether the contract involves both design and build (1) or only build (0)

Boolean

Urgency

Indicator for whether the call for tenders invokes any urgency clause (1) or not (0)

Boolean

Negotiated

Indicator for whether the procedure is negotiated (1) or not (0)

Boolean

Negotiated-No Tender

Indicator for whether the procedure is negotiated & no call publicity required (1) or not (0)

Boolean

Price Only—w. ABA

Indicator for price-only criterion & automatic exclusion of abnormally low bids (1) or not (0)

Boolean

Scoring Rule (MEAT)

Indicator for whether the award criterion entails multiple parameters (1) or not (0)

Boolean

Open Tender Days

Number of days between when the call is published and when it closes

Integer

Open Tender Day V.

Indicator for Open Tender Days below legal minimum (1) or not (0)

Boolean

Tender Call Absence

Indicator for whether the tender call is unavailable from Telemat (1) or not (0)

Boolean

Page Count

Number of pages of the call for tender main document

Integer

Word Count

Number of words (in thousands) of the call for tender main document

Integer

Legality Protocols

Indicator for whether the call request bidders to adhere to any legality protocol

Boolean

Local Regulations

Indicator for whether the call request bidders to adhere to any local regulation

Boolean

Negotiated-No T/N

For negotiated procedures, indicator for publicity of the call for tenders (1) or not (0)

Boolean

Sole Source Forbidden

Indicator for clauses forbidding to award with a single valid offer submitted (1) or not (0)

Boolean

Average Qualit. Score

For awards with MEAT, the average number of points assigned to quality parameters

Integer

Firm List Preference

Indicator for preferences for firms enrolled in the buyer’s preferred suppliers list (1) or not (0)

Boolean

Firm Other Preference

Indicator for preferences for specific firms, other than Firm List Preference, (1) or not (0)

Boolean

Documents Verificat

Indicator for compulsory verification of inspection of the project documents (1) or not (0)

Boolean

Worksite Verificat

Indicator for compulsory verification of inspection of the project worksite (1) or not (0)

Boolean

Ad Hoc Subcontract

Indicator for whether the call contains ad hoc rules for subcontracting (1) or not (0)

Boolean

No Subcontr to Bid

Indicator for whether the call forbids bidders to become subcontractors (1) or not (0)

Boolean

Contact Points Out

Indicator for contact point personnel outside the employees of the public buyer (1) or not (0)

Boolean

DV-Hours Share

Hours available for document verification over the total working hours during call opening

Percentage

WV-Hours Share

Hours available for worksite verification over the total working hours during call opening

Percentage