how is jobs associated to it?
An Arab News article reported that Saudi Arabian businesses were unhappy with shorter working hours during Ramadan, some reporting a decline in productivity of 35 to 50%.
Ramadan
An Arab News article reported that Saudi Arabian businesses were unhappy with shorter working hours during Ramadan, some reporting a decline in productivity of 35 to 50%. 
who proposed a theory of evolution based on acquired characteristics Jean-Baptiste Lamarck who is he? He was a French naturalist. He was a soldier, biologist, and academic where is he from? Bazentin, Picardy mention few of his transformative works? UNANSWERABLE mention few things named in his honour? The honeybee subspecies "Apis mellifera lamarckii" is named after Lamarck, as well as the bluefire jellyfish ("Cyaneia lamarckii"). where is the first found? They are native to the Nile valley of Egypt and Sudan mention few celebrations of the country mentioned above? Ramadan, The ancient spring festival of Sham en Nisim to mention a few when is the first celebrated ? In the ninth month of the Islamic calendar when does it end ? the annual observance of Ramadan is regarded as one of the Five Pillars of Islam and lasts twenty-nine to thirty days, from one sighting of the crescent moon to the next.
wiki:25601656
Ramadan [SEP] Employment during Ramadan
The Saudi businesses proposed awarding salary bonuses in order to incentivize longer hours. Despite the reduction in productivity, merchants can enjoy higher profit margins in Ramadan due to increase in demand.