Marshallian demand (dX1) is a function of the price of X1, the price of X2 (assuming two goods) and the level of income or wealth (m): Hicksian demand (hX1) is a function of the price of X1, the price of X2 (assuming two goods) and the level of utility we opt for (U):
David was thirty years old when he became king, and he reigned forty years. David was thirty years old when he began to reign, and he reigned forty years in all. David was thirty years old when he began to reign, and he reigned forty years. David was thirty years old when he became king, and he reigned forty years. David was thirty years old when he began to reign, and he reigned forty years. David was 30 years old when he began his reign; he reigned 40 years. David began to reign when he was 30 years old, and he reigned 40 years.
David (King David) David was the youngest son of Jesse, the great-grandson of Boaz and Ruth, born in Bethlehem in the tribe of Judah. He was handpicked by God, anointed by Samuel, and became Israel's second, and greatest, king. David was a shepherd in his early years.