Which of the following countries have an economic model very close to the traditional concept of laissez faire?

Field experiments, according to Tunnell (1977), should include:

a. natural behaviors. b. natural settings. c. natural treatments. d. all of the above.

Between 1950 and 2000, legislative seats across the states

a. were almost evenly split between Democrats and Republicans. b. were held by a majority of Democrats. c. started with a majority of Republicans, but gradually shifted to a majority of Democrats. d. were held by a clear majority of Republicans.