Being in demand by especially employers.

Roget 794: commercial, mercantile, trading; interchangeable, marketable, staple, in the market, for sale.    wholesale, retail.   

Polish: chodliwy, pokupny

Fit to be offered for sale:
— Marketable produce.

synonyms: merchantable, sellable, vendable, vendible.

Roget 796: under the hammer, on the market, for sale.    salable, marketable, vendible; unsalable etc. unpurchased^†, unbought; on one's hands.   

Capable of being marketed.