JERUSALEM : Order early, pay a lot, digitise distribution and stretch the supply.That is how Israel came to be a leader of the world's Covid-19 vaccination drive, reaching nearly 15% of the country’s 9.3 million population in about two weeks.The first big decision was paying a premium to get early vaccines.Also Read | The race to take fashion retail onlineIsraeli authorities have not said publicly what they paid for the vaccine developed by US company Pfizer and German partner BioNTech.But one official said on condition of anonymity that Prime Minister Benjamin Netanyahu's government was "paying around $30 per vaccine dose, or around twice the price abroad."Pfizer said in a statement that it uses "a tiered pricing formula based on volume.