summary-methods: Summary Methods

In antitrust: Tools for Antitrust Practitioners

Summary Methods

Description

Summary methods for the Bertrand, Auction2ndCap, Cournot, and Auction2ndLogit classes. Summarizes the effect of the merger, including price and revenue changes.

Usage

## S4 method for signature 'Bertrand'
summary(
  object,
  revenue = TRUE,
  shares = TRUE,
  levels = FALSE,
  parameters = FALSE,
  market = FALSE,
  insideOnly = TRUE,
  digits = 2,
  ...
)

## S4 method for signature 'VertBargBertLogit'
summary(
  object,
  revenue = TRUE,
  levels = FALSE,
  parameters = FALSE,
  market = FALSE,
  insideOnly = TRUE,
  digits = 2,
  ...
)

## S4 method for signature 'Auction2ndCap'
summary(object, exAnte = FALSE, parameters = FALSE, market = TRUE, digits = 2)

## S4 method for signature 'Cournot'
summary(
  object,
  market = FALSE,
  revenue = FALSE,
  shares = FALSE,
  levels = FALSE,
  parameters = FALSE,
  digits = 2,
  ...
)

## S4 method for signature 'Auction2ndLogit'
summary(object, levels = TRUE, revenue = FALSE, ...)

Arguments

object	an instance of class Bertrand, Auction2ndCap, Cournot, or Auction2ndLogit
revenue	When TRUE, returns revenues, when FALSE returns quantitities. Default is TRUE.
shares	When TRUE, returns shares, when FALSE returns quantities (when possible). Default is TRUE.
levels	When TRUE, returns changes in levels rather than percents and quantities rather than shares, when FALSE, returns changes as a percent and shares rather than quantities. Default is FALSE.
parameters	When TRUE, displays all demand parameters. Default is FALSE.
market	When TRUE, displays aggregate information about the effect of a tariff. When FALSE displays product-specific (or in the case of Cournot, plant-specific) effects. Default is FALSE.
insideOnly	When TRUE, rescales shares on inside goods to sum to 1. Default is FALSE.
digits	Number of significant digits to report. Default is 2.
...	Allows other objects to be passed to a CV method.
exAnte	If ‘exAnte’ equals TRUE then the ex ante expected result for each firm is produced, while FALSE produces the expected result conditional on each firm winning the auction. Default is FALSE.

antitrust documentation built on Aug. 24, 2022, 9:05 a.m.