The term 'at the marketplace' is a prepositional phrase(the noun 'marketplace' is the object of the preposition 'at'). Prepositional phrases do not have collective nouns.
The abbreviation of "have not" is "haven't."
The abbreviation of electron is e−.
There would be no abbreviation for Houston, but the abbreviation for Texas is TX.
There is no abbreviation.
A vertical marketplace is a marketplace focused on an specific market niche.
The MarketPlace was created in 1939.
The 'agora' was the Roman marketplace.
An eastern marketplace is called a "BAZAAR ".
The marketplace is on Sludge Street.
An eastern marketplace is called a "BAZAAR ".
Mitsuwa Marketplace was created in 1972.
Miracle Marketplace was created in 1989.
Language Marketplace was created in 2000.
Livonia Marketplace was created in 2010.
Ecosystem Marketplace was created in 2004.
Bayside Marketplace was created in 1987.