Intertemporal Choice Persons often receive income in lumps; e.g. monthly salary How is a lump of income spread over the following month( saving now for consumption later)? Or how is consumption financed by borrowing now against income to be received at the end of the month?Intertemporal Choice Persons often receive income in “lumps”; e.g. monthly salary. How is a lump of income spread over the following month (saving now for consumption later)? Or how is consumption financed by borrowing now against income to be received at the end of the month?