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antitrust (version 0.99.33)

Tools for Antitrust Practitioners

Description

A collection of tools for antitrust practitioners, including the ability to calibrate different consumer demand systems and simulate the effects of mergers under different competitive regimes.

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Install

install.packages('antitrust')

Monthly Downloads

529

Version

0.99.33

License

CC0

Issues

0

Pull Requests

0

Stars

6

Forks

1

Maintainer

Charles Taragin

Last Published

August 26th, 2026

Functions in antitrust (0.99.33)

Auction-Classes

Class “Auction”
Cost-Methods

Methods for Calculating marginal and Variable Costs
BertrandRUM-Classes

“Bertrand RUM” Classes
Cournot-Functions

Multi-product Cournot/Stackelberg Calibration and Merger Simulation With Linear or Log-Linear Demand
CMCRCournot-Functions

Compensating Marginal Cost Reductions and Upwards Pricing Pressure (Cournot)
CMCRBertrand-Functions

Compensating Marginal Cost Reductions and Upwards Pricing Pressure (Bertrand)
CES-Functions

(Nested) Constant Elasticity of Substitution Demand Calibration and Merger Simulation
Cournot-classes

“Cournot” Classes
Diagnostics-Methods

Methods for Calculating Diagnostics
CMCR-Methods

Methods For Calculating Compensating Marginal Cost Reductions
CV-Methods

Methods For Calculating Compensating Variation (CV)
Output-Methods

Output Methods
HHI-Functions

Herfindahl-Hirschman Index
Logit-Functions

(Nested) Logit Demand Calibration and Merger Simulation)
Linear-Functions

Linear and Log-Linear Demand Calibration and Merger Simulation
Diversion-Methods

Methods For Calculating Diversion
Elast-Methods

Methods For Calculating Own and Cross-Price Elasticities
Margins-Methods

Methods for Calculating Margins
HHI-Methods

Methods For Calculating the Herfindahl-Hirschman Index
Sim-Functions

Merger Simulation With User-Supplied Demand Parameters
SupplyChain-Functions

Supply Chain Merger Simulation
Plot-Methods

Methods For Calculating Upwards Pricing Pressure Index (Bertrand)
PS-methods

Producer Surplus Methods
Prices-Methods

“Calculating Prices” Methods
Ownership-methods

Methods for Manipulating Ownership Matrices
Vertical-Classes

“Vertical” Classes
MarginsAG-Methods

Methods for Calculating Prices and Margins Using Aggregative Games
Show-Methods

Show Method
antitrust_shiny

Deprecated functions in package antitrust.
defineMarketTools-methods

Methods For Implementing The Hypothetical Monopolist Test
PriceDelta-Methods

Methods For Calculating Price Delta
summary-methods

Summary Methods
UPP-Methods

Methods For Calculating Upwards Pricing Pressure Index (Bertrand)
Params-Methods

Methods for Calculating Demand Parameters
antitrust_shiny-deprecated

A Shiny Interface to the Antitrust Package
BargainingLogit-Functions

Nash Bargaining Model with Logit Demand
Bargaining-Classes

“Bargaining” Classes
Bertrand-Functions

Bertrand Calibration and Merger Simulation With Logit, CES and AIDS Demand
Auction2ndCap-Functions

(Capacity Constrained) 2nd Price Auction Model
AIDS-Functions

(Nested) AIDS Calibration and Merger Simulation
AuctionCap-Methods

Auction Cap Methods
Antitrust-Class

“Antitrust” Classes
Auction2ndLogit-Functions

2nd Score Procurement Auction Model with (Nested) Logit Demand
BertrandOther-Classes

“Bertrand” Classes