No, they don't. I am sure some points are more valuable than others based on a number of factors such as feul surcharges, miles used, value to the alliance, etc. Any net miles (Say 100 Avios are used per year while 125 AA miles are used = net of 25 AA spent) are paid at a certain rate. No body ever pays full price for lounge access. Im think it is not more than $10 per person for lounge access.