...particularly clever, for he had to look after the sale of foreign merchandise in the following manner:— " Having ascertained the value of local produce as compared...with that of foreign produce that can be obtained by barter, the Superindent will find out (by calculation) whether there is any margin left for profit...

...a wooden box kept in a fixed place and provided with a single aperture on the top. Foreign-sale :- Having ascertained the value of local produce as compared...there is any margin left for profit after meeting the payment (to the foreign king), such as the toll (shulka), road-cess (vartani), conveyance-cess (ativaahikaa),...