單項(xiàng)選擇題市場(chǎng)經(jīng)濟(jì)對(duì)醫(yī)學(xué)實(shí)踐有負(fù)效應(yīng),主要是因?yàn)椋ǎ?/strong>

A.市場(chǎng)經(jīng)濟(jì)的自主性
B.市場(chǎng)經(jīng)濟(jì)的競(jìng)爭(zhēng)性
C.市場(chǎng)經(jīng)濟(jì)的開(kāi)放性
D.市場(chǎng)經(jīng)濟(jì)的平等性
E.市場(chǎng)經(jīng)濟(jì)的求利性