FF.norm.ownership: Create a normalised-valued firm-firm (FF) matrix for common...

In FinNet: Quickly Build and Manipulate Financial Networks

Create a normalised-valued firm-firm (FF) matrix for common ownership

Description

Function to create a normalised-valued firm-firm (FF) matrix based on common ownership

Usage

FF.norm.ownership(
  ...,
  id_as_firm_name = NULL,
  Matrix = NULL,
  self_ties = FALSE
)

Arguments

...	Either multiple objects of class firm or a list of such objects
id_as_firm_name	Whether to use the ticker as the firm's name. Defaults to TRUE if all firms' id is neither NULL nor NA.
Matrix	Whether to use the Matrix package. Defaults to TRUE when any matrix in the pipeline contains more than 10,000 cells and the package is installed.
self_ties	Whether to allow self-ties (a 'loop' in graph theory). Defaults to FALSE.

Details

Normalised-valued means that weights represent the share of common managers.

Value

A matrix object of class financial_matrix(possibly using the Matrix package)

Author(s)

Telarico, Fabio Ashtar

See Also

Other Financial_matrix builders: FF(), FF.binary.both(), FF.binary.management(), FF.binary.ownership(), FF.naive.both(), FF.naive.management(), FF.naive.ownership(), FF.norm.both(), FF.norm.management()

Examples

# Create the normalised FF matrix of Berkshire Hathaway's holdings by common ownership
data('firms_BKB')
FF <- FF.norm.ownership(firms_BKB)

FinNet documentation built on Oct. 31, 2024, 5:07 p.m.