ct_pretty_cols: "pretty" column headers for Comtrade API data.
Description
Named vector of polished column headers, intended for use with plots,
publication tables, etc.
Arguments
Format
Named vector, with the polished column headers as the names, and
the machine-readable column headers as the values. Each element is meant
to be treated as a key-value pair. The function ct_search
returns data with the machine-readable column headers by default.