QUES: 2cheap and economic low cost

correct the punctuation.

CORRECTED: 2-cheap and economic (low cost)

QUES: New international research network headed by Center Leader Jrgen Ellegaard Andersen in Northern Europe

correct the punctuation.

CORRECTED: New international research network headed by Center Leader Jrgen Ellegaard Andersen in Northern Europe

QUES: The opening of the 2011 NordArt the biggest Northern European Art Show has brought a new institution of groundbreaking intercultural cooperation to the region SnderjyllandSchleswig

correct the punctuation.

CORRECTED:
The opening of the 2011 NordArt, the biggest Northern European Art Show, has brought a new institution of groundbreaking intercultural cooperation to the region Snderjylland-Schleswig.