FM function

Function to create a (necessarily binary) firm-manager (FM) matrix

FM(..., id_as_firm_name = NULL, Matrix = NULL)

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 c("list("Matrix")", " package"). Defaults to TRUE when there are more than 10,000 combinations and the package is installed.

Returns

A matrix object of class financial_matrix (possibly using the c("list("Matrix")", " package")) in which:

• the rows: Represent firms;
• the columns: Represent managers (usually physical persons).

Examples

# Create the FM matrix of Berkshire Hathaway's holdings

data('firms_BKB')
  FM <- FM(firms_BKB)

See Also

FO.binary FO.naive FO.norm

Author(s)