[tag=JJ] (□ | □) □
[tag=JJ] (□ □ | □) □
[tag=JJ] (□ | □ | □) □
Marginal rates of return , estimated from epidemic models , determine curve shape . Even more seriously , nonprofits found it necessary to pay more attention to survival than to the special qualities that make them distinctive , such as serving those least able to pay . That poll also finds Bush with a net negative rating on “ providing leadership in times of crisis ” ( 48 percent approval / 49 percent disapproval ) . The nanomaterials are harvested by being placed in a liquid solvent , such as ethanol , and blasted with ultrasonic waves to loosen them from the wafer surface . The competitive rates of STAN and convenient billing make it the favorable billing method.STANs can be used from any University phone . Furthermore , President Bush now receives a 70 percent negative rating on " working for a reasonable solution " to the problem , and large majorities continue to give both Palestinian Authority President Mahmoud Abbas ( 79 % ) and Israeli Prime Minister Ariel Sharon ( 65 % ) negative ratings .