<prompt> Translate the following text to EnglishHata hivyo, kwa sababu ya kuonekana kwa mteja, ni vigumu kwa mteja kukabiliana na mwisho wa siku kama vile wakati wa maonyesho ya sanaa ya kisasa.  <response>: But you can see why dealers are reluctant to give out It makes it harder for them to raise them at a moments notice when an artists stock rises, as Closes did when he had a big retrospective at the Museum of Modern Art a few months ago. 