Taxation--indispensable to the functioning of government--becomes an inhibiting factor in private sector activity in developing countries when applied through cumbersome rules and administration, as is usually the case.

FORBES: Making Business Work for the Poor

High installation costs have been the biggest inhibiting factor to the adoption of solar energy in the past, with traditional energy sources like coal and oil being a more cost effective solution.

FORBES: First Solar Stock Flies Too High For Firm's Value

Avastin does this by inhibiting a protein called the vascular endothelial growth factor.

FORBES: Magazine Article

Avastin works by inhibiting a protein called the vascular endothelial growth factor (VEGF).

FORBES: Magazine Article