the steem price itself is determined by the market forces so what people do on the market is what will determine if the price of steem will go up or come down,what can be done to make steem to get higher and stable will depends on how much demands it get,that is why we all need to come together to try our best to invest more on steem to make the demands increase and when the demands are increased then of course steem price would become stable and bullish..