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Function to create a (necessarily binary) firm-manager (FM) matrix
FM(..., id_as_firm_name = NULL, Matrix = NULL)
A matrix object of class financial_matrix (possibly using the Matrix package) in which:
financial_matrix
Matrix
Represent firms;
Represent managers (usually physical persons).
Either multiple objects of class firm or a list of such objects
firm
Whether to use the ticker as the firm's name. Defaults to TRUE if all firms' id is neither NULL nor NA.
TRUE
NULL
NA
Whether to use the Matrix package. Defaults to TRUE when there are more than 10,000 combinations and the package is installed.
Telarico, Fabio Ashtar
FO.binary FO.naive FO.norm
# Create the FM matrix of Berkshire Hathaway's holdings # \donttest{ data('firms_BKB') FM <- FM(firms_BKB) # }
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